单词 | hastingsite |
释义 | hastingsite [`hās·tiŋ´zīt] MINERALOGY NaCa2(Fe,Mg)5Al2Si6O22(OH)2 A mineral of the amphibole group crystallizing in the monoclinic system and composed chiefly of sodium, calcium, and iron, but usually with some potassium and magnesium. |
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