| 单词 | glauconite |
| 释义 | Word Frequency glauconite(ˈɡlɔːkəˌnaɪt) noun a green mineral consisting of the hydrated silicate of iron, potassium, aluminium, and magnesium: found in greensand and other similar rocks. Formula: (K,Na,Ca)0.5-1(Fe,Al,Mg)2(Si,Al)4O10(OH)2.nH2O Derived forms glauconitic (ˌɡlɔːkəˈnɪtɪk) adjective Word origin C19: from Greek glaukon, neuter of glaukos bluish-green + -ite1; see glaucous |
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