白榴石
成分K〔AlSi2O6〕，常含钠、钙。四方晶系。通常所见晶体均呈完整的｛211｝四角三八面体晶形，是其高温变体等轴晶系的β白榴石的假象。灰白或灰黄色。晶面无光泽。硬度5～6。断口贝壳状。密度2.47克/厘米3。为标准的高温矿物，见于富碱质而二氧化硅较低的喷出岩中。大量聚集时可作为提取钾和铝的矿物原料。
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Contributor
contributed at 2011-09-28
Classification(s)
●
Earth System(in Chinese) Mineralogy
Detailed Description
| English |
|---|
| Name | leucite |
| Chinese |
|---|
| Name | 白榴石 |
| Description | 成分K〔AlSi2O6〕，常含钠、钙。四方晶系。通常所见晶体均呈完整的｛211｝四角三八面体晶形，是其高温变体等轴晶系的β白榴石的假象。灰白或灰黄色。晶面无光泽。硬度5～6。断口贝壳状。密度2.47克/厘米3。为标准的高温矿物，见于富碱质而二氧化硅较低的喷出岩中。大量聚集时可作为提取钾和铝的矿物原料。 |
How to Cite
NNU_Group (2011). 白榴石, Concept & Semantic, OpenGMS,
https://geomodeling.njnu.edu.cn/repository/concept/c0ad5d2f-2a70-4448-a15a-3100bea02673
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