辉银矿
成分Ag2S，含Ag 87.1%。等轴晶系。晶体呈立方体、八面体，通常为致密块状。颜色和条痕均为铅灰色。新鲜断口呈金属光泽。硬度2～2.5。密度7.2～7.4克/厘米3。具弱延展性。是热液成因矿物，形成于173℃以上。在此温度以下，则转变为成分相同的螺状硫银矿。是炼银的矿石矿物之一。
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contributed at 2011-09-28
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Earth System(in Chinese) Mineralogy
Detailed Description
| English |
|---|
| Name | argentite |
| Chinese |
|---|
| Name | 辉银矿 |
| Description | 成分Ag2S，含Ag 87.1%。等轴晶系。晶体呈立方体、八面体，通常为致密块状。颜色和条痕均为铅灰色。新鲜断口呈金属光泽。硬度2～2.5。密度7.2～7.4克/厘米3。具弱延展性。是热液成因矿物，形成于173℃以上。在此温度以下，则转变为成分相同的螺状硫银矿。是炼银的矿石矿物之一。 |
How to Cite
NNU_Group (2011). 辉银矿, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/b5435d52-6cdb-47e3-83a7-262886850b1c
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