| 单词 | prehnite |
| 释义 | prehnite [`prā´nīt] MINERALOGY Ca2Al2Si3O10(OH)2 A light-green to white mineral sorosilicate crystallizing in the orthorhombic system and generally found in reniform and stalactitic aggregates with crystalline surface; it has a vitreous luster, hardness is 6-6.5 on Mohs scale, and specific gravity is 2.8-2.9. |
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