| 单词 | pollucite |
| 释义 | Word Frequency pollucite(ˈpɒljʊˌsaɪt, pəˈluːˌsaɪt) noun a colourless rare mineral consisting of a hydrated caesium aluminium silicate, often containing some rubidium. It occurs in coarse granite, esp in Manitoba, and is an important source of caesium. Formula: CsAlSi2O6.1⁄2H2O Word origin C19: from Latin polluc-, stem of Pollux + -ite1; originally called pollux, alluding to Castor and Pollux, since it was associated with another mineral called castor or castorite |
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