<![CDATA[
<p><span data-ke-size="size20">트렌저헌터 프로젝트 보석 감정  - 보석의 결정학 - 크리스탈 시스템</span></p><p style="text-align: left;"><span data-ke-size="size20"> <br><span data-ke-size="size20"> </span></span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20"><br><span data-ke-size="size20"> </span><br><span data-ke-size="size20">출처:  <span style="color: #000000;">Gemology Project  소스: EK 이페어케이 플러스</span></span></span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">테이블 \(\PageIndex{1}\): 크리스탈 시스템 테이블</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><br><br><span data-ke-size="size20">1</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">크리스탈 시스템</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">입방<br><br>정육면체는 서로 90° 각도를 이루는 6개의 정사각형 면<br>으로 구성됩니다. </span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">각면은 결정학적<br>축 중 하나와 교차하며 다른 두 축과 평행합니다</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">다이어그램</span></p><p style="text-align: left;"> </p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1XBt9/5a35bbe87acc83cb341cb922a65459cf6720ca2c" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1XBt9/5a35bbe87acc83cb341cb922a65459cf6720ca2c" data-origin-width="320" data-origin-height="240"></div><p> </p><p> </p><p><span style="color: #333333; background-color: #ffffff;" data-ke-size="size20">예제</span></p><p> </p><p> </p><p><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Diamond" target="_top" class="ke-link">다이아몬드</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Diamond - The Gemology Project" data-og-description="Diamond Chemical composition C Crystal system Cubic Habit Octahedral, cubic Cleavage Perfect (octahedral) Fracture Conchoidal Hardness 10 Optic nature Isotropic Refractive index 2.417 Birefringence None Dispersion High, 0.044 Specific gravity 3.52 Lustre A" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Diamond" data-og-url="http://gemologyproject.com/wiki/index.php?title=Diamond"><a href="http://gemologyproject.com/wiki/index.php?title=Diamond" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Diamond"><div class="og-image"><img src="null" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Diamond - The Gemology Project</p><p class="og-desc">Diamond Chemical composition C Crystal system Cubic Habit Octahedral, cubic Cleavage Perfect (octahedral) Fracture Conchoidal Hardness 10 Optic nature Isotropic Refractive index 2.417 Birefringence None Dispersion High, 0.044 Specific gravity 3.52 Lustre A</p><p class="og-host">gemologyproject.com</p></div></a></div><p> </p><p> </p><p><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Garnet" target="_top" class="ke-link">가넷</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Garnet - The Gemology Project" data-og-description="Garnet Chemical composition L3M2(SiO4)3 Isomorphous series Crystal system Cubic Habit Dodecahedra Cleavage None Hardness 6.5-7.5 Optic nature Isotropic Refractive index 1.74-1.89 Birefringence None Specific gravity 3.60-4.20 Lustre Vitreous to sub-adamanti" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Garnet" data-og-url="http://gemologyproject.com/wiki/index.php?title=Garnet"><a href="http://gemologyproject.com/wiki/index.php?title=Garnet" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Garnet"><div class="og-image"><img src="null" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Garnet - The Gemology Project</p><p class="og-desc">Garnet Chemical composition L3M2(SiO4)3 Isomorphous series Crystal system Cubic Habit Dodecahedra Cleavage None Hardness 6.5-7.5 Optic nature Isotropic Refractive index 1.74-1.89 Birefringence None Specific gravity 3.60-4.20 Lustre Vitreous to sub-adamanti</p><p class="og-host">gemologyproject.com</p></div></a></div><p> </p><p> </p><p><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Spinel" target="_top" class="ke-link">스피넬</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Spinel - The Gemology Project" data-og-description="Spinel Chemical composition Mg(Al2O4) Magnesium aluminum oxide Crystal system Cubic Habit Octahedral, contact twins Cleavage Imperfect Fracture Conchoidal, uneven Hardness 8 Optic nature Isotropic Refractive index 1.712 - 1.736 Birefringence None Dispersio" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Spinel" data-og-url="http://gemologyproject.com/wiki/index.php?title=Spinel"><a href="http://gemologyproject.com/wiki/index.php?title=Spinel" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Spinel"><div class="og-image"><img src="null" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Spinel - The Gemology Project</p><p class="og-desc">Spinel Chemical composition Mg(Al2O4) Magnesium aluminum oxide Crystal system Cubic Habit Octahedral, contact twins Cleavage Imperfect Fracture Conchoidal, uneven Hardness 8 Optic nature Isotropic Refractive index 1.712 - 1.736 Birefringence None Dispersio</p><p class="og-host">gemologyproject.com</p></div></a></div><p> </p><p> </p><p> </p><p> </p><p style="text-align: left;"><span data-ke-size="size20">2</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">크리스탈 시스템</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">정방형 </span><br><br><span data-ke-size="size20">정방형 시스템에는 모두 90°에서 만나는 3개의 축 </span><br><span data-ke-size="size20">도 있습니다.</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20"> C축이 길이가 같은 A축 보다 길거나 짧다는 점에서 등각계와 다릅니다.</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">다이어그램</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1XBt9/2dce56bdcd8cf44d834809487286708157f9cc2f" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1XBt9/2dce56bdcd8cf44d834809487286708157f9cc2f" data-origin-width="320" data-origin-height="240"></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">예제</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Zircon" target="_top" class="ke-link">지르콘</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Zircon - The Gemology Project" data-og-description="Zircon Chemical composition ZrSiO4 Zirconium silicate Crystal system Tetragonal Habit Prismatic (squared) with pyramidal terminations Cleavage Poor Hardness 7.5 Optic nature Uniaxial + to isotropic Refractive index 1.78 - 1.99 Birefringence Up to 0.059 Dis" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Zircon" data-og-url="http://gemologyproject.com/wiki/index.php?title=Zircon" data-og-image="https://scrap.kakaocdn.net/dn/bs3a5c/hyVf6jDOdW/Zgkn0OkISnlPwJkRxIdBB0/img.jpg?width=240&height=240&face=0_0_240_240,https://scrap.kakaocdn.net/dn/c2UgLP/hyVgcxoIhz/msNtSoKQumZ0mwkNLsO0u0/img.jpg?width=254&height=204&face=0_0_254_204"><a href="http://gemologyproject.com/wiki/index.php?title=Zircon" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Zircon"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/bs3a5c/hyVf6jDOdW/Zgkn0OkISnlPwJkRxIdBB0/img.jpg?width=240&height=240&face=0_0_240_240,https://scrap.kakaocdn.net/dn/c2UgLP/hyVgcxoIhz/msNtSoKQumZ0mwkNLsO0u0/img.jpg?width=254&height=204&face=0_0_254_204" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Zircon - The Gemology Project</p><p class="og-desc">Zircon Chemical composition ZrSiO4 Zirconium silicate Crystal system Tetragonal Habit Prismatic (squared) with pyramidal terminations Cleavage Poor Hardness 7.5 Optic nature Uniaxial + to isotropic Refractive index 1.78 - 1.99 Birefringence Up to 0.059 Dis</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">3</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">크리스탈 시스템</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">6 각형 </span><br><br><span data-ke-size="size20">육각형 시스템에는 추가 축이 있어 결정에 6면을 </span><br><span data-ke-size="size20">제공합니다. </span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">이중 3개는 길이가 같고 서로 120°에서 만납니다.</span></p><p style="text-align: left;"><br><span data-ke-size="size20">C 또는 수직 축은 수평 축에 대해 90°에 있습니다</span></p><p style="text-align: left;"><br><span data-ke-size="size20">광물학자들은 때때로 이것을 외관 에 따라 육각형과 삼각형의 두 가지 시스템으로 나눕니다(다음 참조).</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">다이어그램</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1XBt9/018ab51dd15717f10299f104770e8c832ab9b67a" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1XBt9/018ab51dd15717f10299f104770e8c832ab9b67a" data-origin-width="320" data-origin-height="240"></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">예제</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Aquamarine" target="_top" class="ke-link">남록색</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Aquamarine - The Gemology Project" data-og-description="Aquamarine Chemical composition Be3Al2(SiO3)6 Beryllium aluminum silicate Crystal system Hexagonal Habit Prismatic Cleavage Imperfect, basal, almost never seen Hardness 7.5 to 8 Optic nature Uniaxial - Refractive index 1.577-1.583 (+0.017, - 0.017) Birefri" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Aquamarine" data-og-url="http://gemologyproject.com/wiki/index.php?title=Aquamarine" data-og-image="https://scrap.kakaocdn.net/dn/LbqLa/hyVf4znarg/Yn1PSRyOUqkLaRYPOPpJiK/img.jpg?width=250&height=271&face=0_0_250_271,https://scrap.kakaocdn.net/dn/Bl8Jv/hyVgdJQHBf/55iuGlCLgexL9MfNONPuGk/img.jpg?width=280&height=236&face=0_0_280_236"><a href="http://gemologyproject.com/wiki/index.php?title=Aquamarine" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Aquamarine"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/LbqLa/hyVf4znarg/Yn1PSRyOUqkLaRYPOPpJiK/img.jpg?width=250&height=271&face=0_0_250_271,https://scrap.kakaocdn.net/dn/Bl8Jv/hyVgdJQHBf/55iuGlCLgexL9MfNONPuGk/img.jpg?width=280&height=236&face=0_0_280_236" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Aquamarine - The Gemology Project</p><p class="og-desc">Aquamarine Chemical composition Be3Al2(SiO3)6 Beryllium aluminum silicate Crystal system Hexagonal Habit Prismatic Cleavage Imperfect, basal, almost never seen Hardness 7.5 to 8 Optic nature Uniaxial - Refractive index 1.577-1.583 (+0.017, - 0.017) Birefri</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Beryl" target="_top" class="ke-link">베릴</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Beryl - The Gemology Project" data-og-description="Beryl Chemical composition Be3Al2(SiO3)6 Beryllium aluminum silicate Crystal system Hexagonal Habit Prismatic Cleavage Very difficult in one direction, rarely seen Fracture Conchoidal Hardness 7.25-7.75 Optic nature Uniaxial - Refractive index 1.577-1.583 " data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Beryl" data-og-url="http://gemologyproject.com/wiki/index.php?title=Beryl"><a href="http://gemologyproject.com/wiki/index.php?title=Beryl" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Beryl"><div class="og-image"><img src="null" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Beryl - The Gemology Project</p><p class="og-desc">Beryl Chemical composition Be3Al2(SiO3)6 Beryllium aluminum silicate Crystal system Hexagonal Habit Prismatic Cleavage Very difficult in one direction, rarely seen Fracture Conchoidal Hardness 7.25-7.75 Optic nature Uniaxial - Refractive index 1.577-1.583 </p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Emerald" target="_top" class="ke-link">에메랄드</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Emerald - The Gemology Project" data-og-description="Emerald Chemical composition Be3Al2(SiO3)6 Beryllium aluminum silicate Crystal system Hexagonal Habit Prismatic Cleavage Imperfect, basal Fracture Conchoidal to uneven Hardness 7.5 (brittle) Optic nature Uniaxial - Refractive index 1.566 - 1.600 Birefringe" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Emerald" data-og-url="http://gemologyproject.com/wiki/index.php?title=Emerald" data-og-image="https://scrap.kakaocdn.net/dn/bzWaei/hyVf6jDOlT/1xYWR8LkOuNHmxVN05eNcK/img.jpg?width=400&height=267&face=0_0_400_267,https://scrap.kakaocdn.net/dn/bv1vPR/hyVf0jqu7f/KLGIqtghW9qgGeVQP9Ssj1/img.jpg?width=240&height=240&face=0_0_240_240,https://scrap.kakaocdn.net/dn/cjmdUk/hyVf3Ar2PY/jaFb4IRJzZNHTLMKocAMVK/img.jpg?width=240&height=240&face=0_0_240_240"><a href="http://gemologyproject.com/wiki/index.php?title=Emerald" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Emerald"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/bzWaei/hyVf6jDOlT/1xYWR8LkOuNHmxVN05eNcK/img.jpg?width=400&height=267&face=0_0_400_267,https://scrap.kakaocdn.net/dn/bv1vPR/hyVf0jqu7f/KLGIqtghW9qgGeVQP9Ssj1/img.jpg?width=240&height=240&face=0_0_240_240,https://scrap.kakaocdn.net/dn/cjmdUk/hyVf3Ar2PY/jaFb4IRJzZNHTLMKocAMVK/img.jpg?width=240&height=240&face=0_0_240_240" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Emerald - The Gemology Project</p><p class="og-desc">Emerald Chemical composition Be3Al2(SiO3)6 Beryllium aluminum silicate Crystal system Hexagonal Habit Prismatic Cleavage Imperfect, basal Fracture Conchoidal to uneven Hardness 7.5 (brittle) Optic nature Uniaxial - Refractive index 1.566 - 1.600 Birefringe</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Heliodor" target="_top" class="ke-link">Heliodor</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Heliodor - The Gemology Project" data-og-description="Heliodor Chemical composition Be3Al2(SiO3)6 Beryllium aluminum silicate Crystal system Hexagonal Habit Prismatic Cleavage Poor, basal Fracture Conchoidal to uneven Hardness 7.5 Optic nature Uniaxial - Refractive index 1.57 - 1.58 Birefringence 0.004 - 0.00" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Heliodor" data-og-url="http://gemologyproject.com/wiki/index.php?title=Heliodor" data-og-image="https://scrap.kakaocdn.net/dn/bfHPp9/hyVf6KHf7w/7BwbM7bMXqUZcc2o9W3gmK/img.jpg?width=250&height=257&face=0_0_250_257"><a href="http://gemologyproject.com/wiki/index.php?title=Heliodor" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Heliodor"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/bfHPp9/hyVf6KHf7w/7BwbM7bMXqUZcc2o9W3gmK/img.jpg?width=250&height=257&face=0_0_250_257" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Heliodor - The Gemology Project</p><p class="og-desc">Heliodor Chemical composition Be3Al2(SiO3)6 Beryllium aluminum silicate Crystal system Hexagonal Habit Prismatic Cleavage Poor, basal Fracture Conchoidal to uneven Hardness 7.5 Optic nature Uniaxial - Refractive index 1.57 - 1.58 Birefringence 0.004 - 0.00</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #0372a6; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Morganite" target="_top" class="ke-link">Morganite</a></p><p> </p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Morganite - The Gemology Project" data-og-description="" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Morganite" data-og-url="http://gemologyproject.com/wiki/index.php?title=Morganite" data-og-image="https://scrap.kakaocdn.net/dn/fWqKQ/hyVf0cEIWU/TKDcIeMo8LogeasVFJplbk/img.jpg?width=300&height=320&face=0_0_300_320"><a href="http://gemologyproject.com/wiki/index.php?title=Morganite" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Morganite"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/fWqKQ/hyVf0cEIWU/TKDcIeMo8LogeasVFJplbk/img.jpg?width=300&height=320&face=0_0_300_320" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Morganite - The Gemology Project</p><p class="og-desc"></p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Apatite" target="_top" class="ke-link">인회석</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Apatite - The Gemology Project" data-og-description="Apatite Chemical composition Ca5(PO4)3(F,Cl,OH) Crystal system Hexagonal Habit Prismatic Cleavage Imperfect, basal Fracture Conchoidal Hardness 5 Optic nature Uniaxial - Refractive index 1.63-1.64 Birefringence 0.003 Dispersion Low, 0.013 Specific gravity " data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Apatite" data-og-url="http://gemologyproject.com/wiki/index.php?title=Apatite" data-og-image="https://scrap.kakaocdn.net/dn/bhIYFC/hyVgc5fRtc/MwS9hsNPteUdIYAcDxucf1/img.jpg?width=240&height=240&face=0_0_240_240,https://scrap.kakaocdn.net/dn/MDqbZ/hyVf9goizZ/LN5cMHxBUP1g9EsJjAwen0/img.jpg?width=240&height=240&face=0_0_240_240,https://scrap.kakaocdn.net/dn/hI3q8/hyVf1WWnKK/9HHOMiEivMNwF2ydvKmpWK/img.jpg?width=200&height=200&face=0_0_200_200"><a href="http://gemologyproject.com/wiki/index.php?title=Apatite" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Apatite"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/bhIYFC/hyVgc5fRtc/MwS9hsNPteUdIYAcDxucf1/img.jpg?width=240&height=240&face=0_0_240_240,https://scrap.kakaocdn.net/dn/MDqbZ/hyVf9goizZ/LN5cMHxBUP1g9EsJjAwen0/img.jpg?width=240&height=240&face=0_0_240_240,https://scrap.kakaocdn.net/dn/hI3q8/hyVf1WWnKK/9HHOMiEivMNwF2ydvKmpWK/img.jpg?width=200&height=200&face=0_0_200_200" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Apatite - The Gemology Project</p><p class="og-desc">Apatite Chemical composition Ca5(PO4)3(F,Cl,OH) Crystal system Hexagonal Habit Prismatic Cleavage Imperfect, basal Fracture Conchoidal Hardness 5 Optic nature Uniaxial - Refractive index 1.63-1.64 Birefringence 0.003 Dispersion Low, 0.013 Specific gravity </p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">4</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">크리스탈 시스템</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">삼각계는 일부 기관에 따르면 육각형계의 하위 시스템이므로 일부 보석 참조에서는 이를 육각형으로 나열합니다.</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">다이어그램</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1XBt9/68130dba2bb4ba9fc4b7b35ee0683ea2ca4a24f1" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1XBt9/68130dba2bb4ba9fc4b7b35ee0683ea2ca4a24f1" data-origin-width="320" data-origin-height="240"></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">예제</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Amethyst" target="_top" class="ke-link">보라 빛</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Amethyst - The Gemology Project" data-og-description="Amethyst Chemical composition Silicon dioxide SiO2 Crystal system Trigonal Habit Prismatic Cleavage Poor Fracture Conchoidal Hardness 7 Optic nature Uniaxial + Refractive index 1.544 - 1.553 Birefringence 0.009 Dispersion Low, 0.013 Specific gravity 2.63 -" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Amethyst" data-og-url="http://gemologyproject.com/wiki/index.php?title=Amethyst" data-og-image="https://scrap.kakaocdn.net/dn/iNn8c/hyVgcjRRGE/iD0M7YIXlpbWnrU0CAYz41/img.jpg?width=240&height=240&face=0_0_240_240"><a href="http://gemologyproject.com/wiki/index.php?title=Amethyst" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Amethyst"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/iNn8c/hyVgcjRRGE/iD0M7YIXlpbWnrU0CAYz41/img.jpg?width=240&height=240&face=0_0_240_240" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Amethyst - The Gemology Project</p><p class="og-desc">Amethyst Chemical composition Silicon dioxide SiO2 Crystal system Trigonal Habit Prismatic Cleavage Poor Fracture Conchoidal Hardness 7 Optic nature Uniaxial + Refractive index 1.544 - 1.553 Birefringence 0.009 Dispersion Low, 0.013 Specific gravity 2.63 -</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; 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background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Citrine" target="_top" class="ke-link">황수정</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Citrine - The Gemology Project" data-og-description="" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Citrine" data-og-url="http://gemologyproject.com/wiki/index.php?title=Citrine" data-og-image="https://scrap.kakaocdn.net/dn/bz6gqX/hyVgdQBSXz/add0YmN6qmwkjcQlls1Qt1/img.jpg?width=250&height=250&face=0_0_250_250"><a href="http://gemologyproject.com/wiki/index.php?title=Citrine" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Citrine"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/bz6gqX/hyVgdQBSXz/add0YmN6qmwkjcQlls1Qt1/img.jpg?width=250&height=250&face=0_0_250_250" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Citrine - The Gemology Project</p><p class="og-desc"></p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Corundum" target="_top" class="ke-link">커런덤</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Corundum - The Gemology Project" data-og-description="Corundum Chemical composition Al2O3 Crystal system Trigonal Habit Prismatic, tabular Cleavage None; twinned stones may show parting Fracture Conchoidal Hardness 9 Optic nature Uniaxial - Refractive index 1.762-1.770 (+.009,-.005) Birefringence 0.008-0.010 " data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Corundum" data-og-url="http://gemologyproject.com/wiki/index.php?title=Corundum" data-og-image="https://scrap.kakaocdn.net/dn/dRNodB/hyVf0RgRqJ/C6lJjkzrNTJlMXtl7mhL6K/img.jpg?width=325&height=433&face=0_0_325_433"><a href="http://gemologyproject.com/wiki/index.php?title=Corundum" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Corundum"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/dRNodB/hyVf0RgRqJ/C6lJjkzrNTJlMXtl7mhL6K/img.jpg?width=325&height=433&face=0_0_325_433" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Corundum - The Gemology Project</p><p class="og-desc">Corundum Chemical composition Al2O3 Crystal system Trigonal Habit Prismatic, tabular Cleavage None; twinned stones may show parting Fracture Conchoidal Hardness 9 Optic nature Uniaxial - Refractive index 1.762-1.770 (+.009,-.005) Birefringence 0.008-0.010 </p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Quartz" target="_top" class="ke-link">쿼츠</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Quartz - The Gemology Project" data-og-description="Quartz Chemical composition SiO2 Silicon dioxide Crystal system Trigonal Habit Prismatic Cleavage Poor Fracture Conchoidal Hardness 7 Optic nature Uniaxial + Refractive index 1.544 - 1.553 Birefringence 0.009 Dispersion 0.013 Specific gravity 2.65 Lustre V" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Quartz" data-og-url="http://gemologyproject.com/wiki/index.php?title=Quartz" data-og-image="https://scrap.kakaocdn.net/dn/esUhr1/hyVgb6lw0k/wcSZIEg3ENqLfv4cSqyKo0/img.jpg?width=250&height=333&face=0_0_250_333"><a href="http://gemologyproject.com/wiki/index.php?title=Quartz" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Quartz"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/esUhr1/hyVgb6lw0k/wcSZIEg3ENqLfv4cSqyKo0/img.jpg?width=250&height=333&face=0_0_250_333" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Quartz - The Gemology Project</p><p class="og-desc">Quartz Chemical composition SiO2 Silicon dioxide Crystal system Trigonal Habit Prismatic Cleavage Poor Fracture Conchoidal Hardness 7 Optic nature Uniaxial + Refractive index 1.544 - 1.553 Birefringence 0.009 Dispersion 0.013 Specific gravity 2.65 Lustre V</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Ruby" target="_top" class="ke-link">루비</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Ruby - The Gemology Project" data-og-description="Ruby Chemical composition Al2O3 Crystal system Trigonal Habit Prismatic, tabular Cleavage None, twinned stones may show parting Fracture Conchoidal Hardness 9 Optic nature Uniaxial - Refractive index 1.762-1.770 (+.009,-.005) Birefringence 0.008-0.010 Disp" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Ruby" data-og-url="http://gemologyproject.com/wiki/index.php?title=Ruby" data-og-image="https://scrap.kakaocdn.net/dn/Hqzbc/hyVf3UKJyu/kMEGXeKdJpnpBwJElmYJqk/img.jpg?width=250&height=203&face=0_0_250_203,https://scrap.kakaocdn.net/dn/eDcmm/hyVf2O3Nuk/nlGdOQvTqRRuYTbeT52070/img.jpg?width=200&height=200&face=0_0_200_200"><a href="http://gemologyproject.com/wiki/index.php?title=Ruby" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Ruby"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/Hqzbc/hyVf3UKJyu/kMEGXeKdJpnpBwJElmYJqk/img.jpg?width=250&height=203&face=0_0_250_203,https://scrap.kakaocdn.net/dn/eDcmm/hyVf2O3Nuk/nlGdOQvTqRRuYTbeT52070/img.jpg?width=200&height=200&face=0_0_200_200" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Ruby - The Gemology Project</p><p class="og-desc">Ruby Chemical composition Al2O3 Crystal system Trigonal Habit Prismatic, tabular Cleavage None, twinned stones may show parting Fracture Conchoidal Hardness 9 Optic nature Uniaxial - Refractive index 1.762-1.770 (+.009,-.005) Birefringence 0.008-0.010 Disp</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Sapphire" target="_top" class="ke-link">사파이어</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Sapphire - The Gemology Project" data-og-description="Sapphire Chemical composition Al2O3 Crystal system Trigonal Habit Prismatic, tabular Cleavage None, may show parting on twinned stones Fracture Conchoidal Hardness 9 Optic nature Uniaxial - Refractive index 1.762-1.770 (+.009,-.005) Birefringence 0.008-0.0" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Sapphire" data-og-url="http://gemologyproject.com/wiki/index.php?title=Sapphire" data-og-image="https://scrap.kakaocdn.net/dn/wVflA/hyVf3UKJAf/Klr3QWg7At28cPJWPgSRX0/img.jpg?width=240&height=268&face=0_0_240_268"><a href="http://gemologyproject.com/wiki/index.php?title=Sapphire" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Sapphire"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/wVflA/hyVf3UKJAf/Klr3QWg7At28cPJWPgSRX0/img.jpg?width=240&height=268&face=0_0_240_268" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Sapphire - The Gemology Project</p><p class="og-desc">Sapphire Chemical composition Al2O3 Crystal system Trigonal Habit Prismatic, tabular Cleavage None, may show parting on twinned stones Fracture Conchoidal Hardness 9 Optic nature Uniaxial - Refractive index 1.762-1.770 (+.009,-.005) Birefringence 0.008-0.0</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Tourmaline" target="_top" class="ke-link">토르말린</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Tourmaline - The Gemology Project" data-og-description="Tourmaline Chemical composition Complex borosilicate Crystal system Trigonal Habit Trigonal prisms with convex faces Fracture Conchoidal Hardness 7.5 Optic nature Uniaxial - Refractive index 1.62 - 1.64 Birefringence 0.014-0.021 (up to 0.039) Dispersion Lo" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Tourmaline" data-og-url="http://gemologyproject.com/wiki/index.php?title=Tourmaline" data-og-image="https://scrap.kakaocdn.net/dn/bkfIJU/hyVfZ5TX1S/qc0aA93MtrdrzEGlQ2ubJ0/img.jpg?width=300&height=240&face=0_0_300_240,https://scrap.kakaocdn.net/dn/cifogv/hyVf7CQ8Xk/JwuEkn1V987MkS2UoSluBk/img.jpg?width=240&height=240&face=0_0_240_240,https://scrap.kakaocdn.net/dn/BOLXF/hyVf6qqYFA/YIKVbNFhJneFTgEBDdnlK1/img.jpg?width=240&height=240&face=0_0_240_240"><a href="http://gemologyproject.com/wiki/index.php?title=Tourmaline" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Tourmaline"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/bkfIJU/hyVfZ5TX1S/qc0aA93MtrdrzEGlQ2ubJ0/img.jpg?width=300&height=240&face=0_0_300_240,https://scrap.kakaocdn.net/dn/cifogv/hyVf7CQ8Xk/JwuEkn1V987MkS2UoSluBk/img.jpg?width=240&height=240&face=0_0_240_240,https://scrap.kakaocdn.net/dn/BOLXF/hyVf6qqYFA/YIKVbNFhJneFTgEBDdnlK1/img.jpg?width=240&height=240&face=0_0_240_240" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Tourmaline - The Gemology Project</p><p class="og-desc">Tourmaline Chemical composition Complex borosilicate Crystal system Trigonal Habit Trigonal prisms with convex faces Fracture Conchoidal Hardness 7.5 Optic nature Uniaxial - Refractive index 1.62 - 1.64 Birefringence 0.014-0.021 (up to 0.039) Dispersion Lo</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">5</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">크리스탈 시스템</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">사방정계 </span><br><br><span data-ke-size="size20">이 시스템에는 3개의 축이 있으며 모두 서로 90°에서 만납니다. </span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">그러나 모든 축의 길이가 다릅니다.</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">다이어그램</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1XBt9/069d042abb770b4607b308c4a689027d480f4337" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1XBt9/069d042abb770b4607b308c4a689027d480f4337" data-origin-width="320" data-origin-height="240"></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">예제</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Alexandrite" target="_top" class="ke-link">알렉산드라이트</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Alexandrite - The Gemology Project" data-og-description="Alexandrite Chemical composition Al2(BeO4)Beryllium aluminum oxide Crystal system Orthorhombic Habit Tabular, pseudo-hexagonal Cleavage Imperfect prismatic Fracture Weak, conchoidal Hardness 8.5 Optic nature Biaxial + Refractive index 1.744 - 1.755 Birefri" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Alexandrite" data-og-url="http://gemologyproject.com/wiki/index.php?title=Alexandrite" data-og-image="https://scrap.kakaocdn.net/dn/qUHig/hyVf6RsVXq/0PwACocChlYoQP5FEB8mRk/img.jpg?width=400&height=417&face=0_0_400_417,https://scrap.kakaocdn.net/dn/b0p8Ek/hyVf6xcykE/J5UgyyFrMh5L7H1qPog0o0/img.jpg?width=400&height=200&face=0_0_400_200"><a href="http://gemologyproject.com/wiki/index.php?title=Alexandrite" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Alexandrite"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/qUHig/hyVf6RsVXq/0PwACocChlYoQP5FEB8mRk/img.jpg?width=400&height=417&face=0_0_400_417,https://scrap.kakaocdn.net/dn/b0p8Ek/hyVf6xcykE/J5UgyyFrMh5L7H1qPog0o0/img.jpg?width=400&height=200&face=0_0_400_200" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Alexandrite - The Gemology Project</p><p class="og-desc">Alexandrite Chemical composition Al2(BeO4)Beryllium aluminum oxide Crystal system Orthorhombic Habit Tabular, pseudo-hexagonal Cleavage Imperfect prismatic Fracture Weak, conchoidal Hardness 8.5 Optic nature Biaxial + Refractive index 1.744 - 1.755 Birefri</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #0372a6; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Andalusite" target="_top" class="ke-link">안달루</a><span style="color: #000000; background-color: #f3fbff;" data-ke-size="size18">사이트 </span><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Chrysoberyl" target="_top" class="ke-link">크리소베릴</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Chrysoberyl - The Gemology Project" data-og-description="Chrysoberyl Chemical composition BeAl2O4 Crystal system Orthorombic Habit Pseudo-hexagonal twins Cleavage Weak to moderate Fracture Conchoidal to uneven Hardness 8.5 Optic nature Biaxial + Refractive index 1.74-1.75 Birefringence 0.009 Dispersion Low, 0.01" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Chrysoberyl" data-og-url="http://gemologyproject.com/wiki/index.php?title=Chrysoberyl" data-og-image="https://scrap.kakaocdn.net/dn/smwuq/hyVfY0dM1s/oKFydBprOiBimoBBqvL0Z0/img.jpg?width=262&height=229&face=0_0_262_229"><a href="http://gemologyproject.com/wiki/index.php?title=Chrysoberyl" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Chrysoberyl"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/smwuq/hyVfY0dM1s/oKFydBprOiBimoBBqvL0Z0/img.jpg?width=262&height=229&face=0_0_262_229" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Chrysoberyl - The Gemology Project</p><p class="og-desc">Chrysoberyl Chemical composition BeAl2O4 Crystal system Orthorombic Habit Pseudo-hexagonal twins Cleavage Weak to moderate Fracture Conchoidal to uneven Hardness 8.5 Optic nature Biaxial + Refractive index 1.74-1.75 Birefringence 0.009 Dispersion Low, 0.01</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Iolite" target="_top" class="ke-link">이올라이트</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Iolite - The Gemology Project" data-og-description="Iolite Chemical composition Complex Mg-Al (magnesium aluminum) silicate Crystal system Orthorhombic Habit Massive, prisms Cleavage Distinct, basal Fracture Sub-conchoidal Hardness 7.5 Optic nature Biaxial - Refractive index 1.53 - 1.55 Birefringence 0.008 " data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Iolite" data-og-url="http://gemologyproject.com/wiki/index.php?title=Iolite" data-og-image="https://scrap.kakaocdn.net/dn/YI3VB/hyVf6cTOVM/3hbFMqIXm4N7RJllvc6Sz0/img.jpg?width=339&height=222&face=0_0_339_222"><a href="http://gemologyproject.com/wiki/index.php?title=Iolite" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Iolite"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/YI3VB/hyVf6cTOVM/3hbFMqIXm4N7RJllvc6Sz0/img.jpg?width=339&height=222&face=0_0_339_222" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Iolite - The Gemology Project</p><p class="og-desc">Iolite Chemical composition Complex Mg-Al (magnesium aluminum) silicate Crystal system Orthorhombic Habit Massive, prisms Cleavage Distinct, basal Fracture Sub-conchoidal Hardness 7.5 Optic nature Biaxial - Refractive index 1.53 - 1.55 Birefringence 0.008 </p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Peridot" target="_top" class="ke-link">페리도트</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Peridot - The Gemology Project" data-og-description="Peridot Chemical composition (Mg,Fe)2SiO4 Crystal system Orthorhombic Habit Prismatic Cleavage Poor Fracture Conchoidal Hardness 6.5 Optic nature Biaxial + Refractive index 1.65 - 1.69 Birefringence 0.036 Dispersion Medium, 0.020 Specific gravity 3.34 Lust" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Peridot" data-og-url="http://gemologyproject.com/wiki/index.php?title=Peridot" data-og-image="https://scrap.kakaocdn.net/dn/bNzYOK/hyVf9m9I3q/SdNkzUKSmQjTD36IEmuqS0/img.jpg?width=358&height=239&face=0_0_358_239,https://scrap.kakaocdn.net/dn/bRkhis/hyVf6qqYSl/4yKjlK1rJCGpkfyI1IiuJK/img.jpg?width=240&height=240&face=0_0_240_240"><a href="http://gemologyproject.com/wiki/index.php?title=Peridot" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Peridot"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/bNzYOK/hyVf9m9I3q/SdNkzUKSmQjTD36IEmuqS0/img.jpg?width=358&height=239&face=0_0_358_239,https://scrap.kakaocdn.net/dn/bRkhis/hyVf6qqYSl/4yKjlK1rJCGpkfyI1IiuJK/img.jpg?width=240&height=240&face=0_0_240_240" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Peridot - The Gemology Project</p><p class="og-desc">Peridot Chemical composition (Mg,Fe)2SiO4 Crystal system Orthorhombic Habit Prismatic Cleavage Poor Fracture Conchoidal Hardness 6.5 Optic nature Biaxial + Refractive index 1.65 - 1.69 Birefringence 0.036 Dispersion Medium, 0.020 Specific gravity 3.34 Lust</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Tanzanite" target="_top" class="ke-link">탄자나이트</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Tanzanite - The Gemology Project" data-og-description="Tanzanite Chemical composition Calcium aluminum silicate Crystal system Orthorhombic Habit Prismatic Cleavage Perfect, prismatic Fracture Uneven Hardness 6.5 Optic nature Biaxial + Refractive index 1.685-1.707 Birefringence 0.008 Dispersion Low, 0.012 Spec" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Tanzanite" data-og-url="http://gemologyproject.com/wiki/index.php?title=Tanzanite" data-og-image="https://scrap.kakaocdn.net/dn/bVMJcx/hyVf0jqvW9/PApclXqRV1rycIqGjxe0a0/img.png?width=1137&height=373&face=0_0_1137_373,https://scrap.kakaocdn.net/dn/coLbt4/hyVf2VRmFY/imMWcg1r20KXc83iEsbZk0/img.jpg?width=293&height=275&face=0_0_293_275,https://scrap.kakaocdn.net/dn/dmqu2a/hyVf40qSHA/dlrooQl5Fvrx9V9M78gock/img.jpg?width=240&height=261&face=0_0_240_261"><a href="http://gemologyproject.com/wiki/index.php?title=Tanzanite" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Tanzanite"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/bVMJcx/hyVf0jqvW9/PApclXqRV1rycIqGjxe0a0/img.png?width=1137&height=373&face=0_0_1137_373,https://scrap.kakaocdn.net/dn/coLbt4/hyVf2VRmFY/imMWcg1r20KXc83iEsbZk0/img.jpg?width=293&height=275&face=0_0_293_275,https://scrap.kakaocdn.net/dn/dmqu2a/hyVf40qSHA/dlrooQl5Fvrx9V9M78gock/img.jpg?width=240&height=261&face=0_0_240_261" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Tanzanite - The Gemology Project</p><p class="og-desc">Tanzanite Chemical composition Calcium aluminum silicate Crystal system Orthorhombic Habit Prismatic Cleavage Perfect, prismatic Fracture Uneven Hardness 6.5 Optic nature Biaxial + Refractive index 1.685-1.707 Birefringence 0.008 Dispersion Low, 0.012 Spec</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Topaz" target="_top" class="ke-link">토파즈</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Topaz - The Gemology Project" data-og-description="Topaz Chemical composition Al2(F,OH)2SiO4 Crystal system Orthorhombic Habit Prismatic with pyramidal/domed terminations Cleavage Perfect, basal plane Fracture Sub-conchoidal to uneven Hardness 8 Optic nature Biaxial + Refractive index 1.606-1.644 Birefring" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Topaz" data-og-url="http://gemologyproject.com/wiki/index.php?title=Topaz" data-og-image="https://scrap.kakaocdn.net/dn/dB8OG4/hyVfY6ZLwc/1cKv8PKyOT2LkrIYIKCItK/img.jpg?width=250&height=223&face=0_0_250_223"><a href="http://gemologyproject.com/wiki/index.php?title=Topaz" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Topaz"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/dB8OG4/hyVfY6ZLwc/1cKv8PKyOT2LkrIYIKCItK/img.jpg?width=250&height=223&face=0_0_250_223" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Topaz - The Gemology Project</p><p class="og-desc">Topaz Chemical composition Al2(F,OH)2SiO4 Crystal system Orthorhombic Habit Prismatic with pyramidal/domed terminations Cleavage Perfect, basal plane Fracture Sub-conchoidal to uneven Hardness 8 Optic nature Biaxial + Refractive index 1.606-1.644 Birefring</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span style="color: #000000; background-color: #f3fbff;" data-ke-size="size18">바리사이트</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">6</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">크리스탈 시스템</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">단사정 </span><br><br><span data-ke-size="size20">위의 결정 시스템에는 모두 90°에서 만나는 축 측면이 있습니다. </span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">단사정 시스템에서는 모든축의 길이가 다릅니다. A축은 C축으로 기울어져 있습니다. </span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">B 축은 90 °에 있습니다. </span><br><br><span data-ke-size="size20">이것을 한쪽으로 기울어진 성냥갑으로 상상할 수 있습니다.</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">다이어그램</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1XBt9/046cc3b7b84a9a791458791acc776d3c74dcf0bf" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1XBt9/046cc3b7b84a9a791458791acc776d3c74dcf0bf" data-origin-width="320" data-origin-height="240"></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">예제</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Azurite" target="_top" class="ke-link">아주라이트</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Azurite - The Gemology Project" data-og-description="Azurite Chemical composition Cu3(CO3)2(OH)2 Crystal system Monoclinic Habit Short columlar, botryoidal Cleavage Indistinct Fracture Conchoidal, uneven, brittle Hardness 3 1/2 - 4 Optic nature Biaxial + Refractive index 1.720-1.848 Birefringence 0.108-0.110" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Azurite" data-og-url="http://gemologyproject.com/wiki/index.php?title=Azurite" data-og-image="https://scrap.kakaocdn.net/dn/6jmrk/hyVfXUxrP4/QTBEhF7YpuxaxpD6wOODkK/img.jpg?width=250&height=321&face=0_0_250_321"><a href="http://gemologyproject.com/wiki/index.php?title=Azurite" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Azurite"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/6jmrk/hyVfXUxrP4/QTBEhF7YpuxaxpD6wOODkK/img.jpg?width=250&height=321&face=0_0_250_321" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Azurite - The Gemology Project</p><p class="og-desc">Azurite Chemical composition Cu3(CO3)2(OH)2 Crystal system Monoclinic Habit Short columlar, botryoidal Cleavage Indistinct Fracture Conchoidal, uneven, brittle Hardness 3 1/2 - 4 Optic nature Biaxial + Refractive index 1.720-1.848 Birefringence 0.108-0.110</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Diopside" target="_top" class="ke-link">Diopside</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Diopside - The Gemology Project" data-og-description="Diopside Chemical composition CaMg(SiO3)2 Calcium magnesium sillcate Crystal system Monoclinic Habit Prismatic, waterworn pebbles Cleavage Distinct Fracture Conchoidal Hardness 5 Optic nature Biaxial + Refractive index 1.67-1.70 Birefringence 0.025 Dispers" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Diopside" data-og-url="http://gemologyproject.com/wiki/index.php?title=Diopside"><a href="http://gemologyproject.com/wiki/index.php?title=Diopside" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Diopside"><div class="og-image"><img src="null" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Diopside - The Gemology Project</p><p class="og-desc">Diopside Chemical composition CaMg(SiO3)2 Calcium magnesium sillcate Crystal system Monoclinic Habit Prismatic, waterworn pebbles Cleavage Distinct Fracture Conchoidal Hardness 5 Optic nature Biaxial + Refractive index 1.67-1.70 Birefringence 0.025 Dispers</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #0372a6; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Feldspar" target="_top" class="ke-link">장석</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Feldspar - The Gemology Project" data-og-description="Feldspar Chemical composition Potassium, sodium and calcium-aluminum silicates I. K-feldspar (KALSi308) II . Plagioclase feldspar (isomorphous) Crystal system Monoclinic - triclinic Habit Prismatic, often twinned Cleavage Good to perfect Fracture Conchoida" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Feldspar" data-og-url="http://gemologyproject.com/wiki/index.php?title=Feldspar" data-og-image="https://scrap.kakaocdn.net/dn/hsvtV/hyVgdpwL0s/3cvwEwqNyJ2kRkyDTbszS1/img.jpg?width=349&height=310&face=0_0_349_310"><a href="http://gemologyproject.com/wiki/index.php?title=Feldspar" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Feldspar"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/hsvtV/hyVgdpwL0s/3cvwEwqNyJ2kRkyDTbszS1/img.jpg?width=349&height=310&face=0_0_349_310" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Feldspar - The Gemology Project</p><p class="og-desc">Feldspar Chemical composition Potassium, sodium and calcium-aluminum silicates I. K-feldspar (KALSi308) II . Plagioclase feldspar (isomorphous) Crystal system Monoclinic - triclinic Habit Prismatic, often twinned Cleavage Good to perfect Fracture Conchoida</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Kunzite" target="_top" class="ke-link">Kunzite</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Kunzite - The Gemology Project" data-og-description="Kunzite Chemical composition LiAl(SiO3)2 Lithium aluminum silicate Crystal system Monoclinic Habit Prismatic Cleavage Perfect, prismatic Fracture Uneven Hardness 7 Optic nature Biaxial + Refractive index 1.66-1.68 Birefringence 0.015 Dispersion Low, 0.017 " data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Kunzite" data-og-url="http://gemologyproject.com/wiki/index.php?title=Kunzite" data-og-image="https://scrap.kakaocdn.net/dn/cYGkek/hyVfZdLgpS/C5JLkJRNVkG64x6FVDtNJ1/img.jpg?width=300&height=243&face=0_0_300_243"><a href="http://gemologyproject.com/wiki/index.php?title=Kunzite" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Kunzite"><div class="og-image"><img src="https://scrap.kakaocdn.net/dn/cYGkek/hyVfZdLgpS/C5JLkJRNVkG64x6FVDtNJ1/img.jpg?width=300&height=243&face=0_0_300_243" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Kunzite - The Gemology Project</p><p class="og-desc">Kunzite Chemical composition LiAl(SiO3)2 Lithium aluminum silicate Crystal system Monoclinic Habit Prismatic Cleavage Perfect, prismatic Fracture Uneven Hardness 7 Optic nature Biaxial + Refractive index 1.66-1.68 Birefringence 0.015 Dispersion Low, 0.017 </p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Nephrite" target="_top" class="ke-link">Nephrite</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Nephrite - The Gemology Project" data-og-description="Nephrite Chemical composition Complex Ca Mg/Fe (calcium magnesium/iron) silicate Crystal system Monoclinic Habit Polycrystalline Fracture Splintery Hardness 6.5 Refractive index ±1.62 Specific gravity 2.90 - 3.20 Lustre Greasy to vitreous Nephrite has bee" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Nephrite" data-og-url="http://gemologyproject.com/wiki/index.php?title=Nephrite"><a href="http://gemologyproject.com/wiki/index.php?title=Nephrite" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Nephrite"><div class="og-image"><img src="null" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Nephrite - The Gemology Project</p><p class="og-desc">Nephrite Chemical composition Complex Ca Mg/Fe (calcium magnesium/iron) silicate Crystal system Monoclinic Habit Polycrystalline Fracture Splintery Hardness 6.5 Refractive index ±1.62 Specific gravity 2.90 - 3.20 Lustre Greasy to vitreous Nephrite has bee</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">7</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">크리스탈 시스템</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">트리클리닉 </span><br><br><span data-ke-size="size20">이 시스템에서는 모든 축의 길이가 다르며 90°에서 만나는 축은 없습니다. </span><br><br><span data-ke-size="size20">이것을 양쪽으로 기울어진 성냥갑으로 상상할 수 있습니다</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">다이어그램</span></p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><div class="figure-img" data-ke-type="image" data-ke-style="alignCenter" data-ke-mobilestyle="widthOrigin"><img src="https://t1.daumcdn.net/cafeattach/1XBt9/7479fdfc8bbfd13bd08d00410b89dd581ac080e7" class="txc-image" data-img-src="https://t1.daumcdn.net/cafeattach/1XBt9/7479fdfc8bbfd13bd08d00410b89dd581ac080e7" data-origin-width="320" data-origin-height="240"></div><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"> </p><p style="text-align: left;"><span data-ke-size="size20">예제</span></p><p style="text-align: left;"> </p><p style="text-align: left;"><a style="color: #bf1722; background-color: #f3fbff;" href="http://gemologyproject.com/wiki/index.php?title=Turquoise" target="_top" class="ke-link">터키옥</a></p><div class="figure-open" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="Turquoise - The Gemology Project" data-og-description="From The Gemology Project Turquoise Chemical composition CuAl6(PO4)4(OH)8.5H2O Crystal system Triclinic Habit Botryoidal, massive, microcrystalline to granular Fracture Conchoidal Hardness 5.0 - 6.0 Refractive index 1.610-1.650 Specific gravity 2.30-2.90 L" data-og-host="gemologyproject.com" data-og-source-url="http://gemologyproject.com/wiki/index.php?title=Turquoise" data-og-url="http://gemologyproject.com/wiki/index.php?title=Turquoise"><a href="http://gemologyproject.com/wiki/index.php?title=Turquoise" target="_blank" data-source-url="http://gemologyproject.com/wiki/index.php?title=Turquoise"><div class="og-image"><img src="null" alt="" xxxxonerror="this.src="//img1.kakaocdn.net/thumb/C200x200/?fname=https%3A%2F%2Ft1.daumcdn.net%2Fcafe_image%2Fcafe_meta_image_190529.png""></div><div class="og-text"><p class="og-title">Turquoise - The Gemology Project</p><p class="og-desc">From The Gemology Project Turquoise Chemical composition CuAl6(PO4)4(OH)8.5H2O Crystal system Triclinic Habit Botryoidal, massive, microcrystalline to granular Fracture Conchoidal Hardness 5.0 - 6.0 Refractive index 1.610-1.650 Specific gravity 2.30-2.90 L</p><p class="og-host">gemologyproject.com</p></div></a></div><p style="text-align: left;"> </p>
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