单词 | crocoite |
释义 | Word Frequency crocoite(ˈkrəʊkəʊˌaɪt) or crocoisite (krəʊˈkəʊɪˌsaɪt, ˈkrəʊkwəˌsaɪt) noun a rare orange secondary mineral consisting of lead chromate in monoclinic crystalline form. Formula: PbCrO4 Also called: red-lead oreWord origin C19: from Greek krokoeis saffron-coloured, golden + -ite1 |
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