黄晶
又称黄玉。成分Al2［SiO4］(F，OH)2。斜方晶系。晶体呈柱状，柱面有纵纹。集合体呈柱状或粒状。无色透明。有时带浅黄、浅绿等色。玻璃光泽。硬度8。解理平行｛001｝完全。密度3.52～3.57克/厘米3。主要产于花岗伟晶岩、云英岩及高温热液钨锡石英脉内，也见于砂矿中。可作为研磨材料，透明色美者可作宝石，称托帕石。
67
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Contributor
contributed at 2011-09-28
Classification(s)
●
Earth System(in Chinese) Mineralogy
Detailed Description
| English |
|---|
| Name | topaz |
| Chinese |
|---|
| Name | 黄晶 |
| Description | 又称黄玉。成分Al2［SiO4］(F，OH)2。斜方晶系。晶体呈柱状，柱面有纵纹。集合体呈柱状或粒状。无色透明。有时带浅黄、浅绿等色。玻璃光泽。硬度8。解理平行｛001｝完全。密度3.52～3.57克/厘米3。主要产于花岗伟晶岩、云英岩及高温热液钨锡石英脉内，也见于砂矿中。可作为研磨材料，透明色美者可作宝石，称托帕石。 |
How to Cite
NNU_Group (2011). 黄晶, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/fb0386f0-f9b7-4ebb-9610-403c39e1063f
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