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单词 chevkinite
释义 chev·kin·ite
\ˈchefkə̇ˌnīt, -evk-\ noun
(-s)
Etymology: German tschewkinit, from Konstantin V. Chevkin (Tschewkin) died 1875 Russ. general and chief of Dept. of Mines of Russia + German -it -ite
: a mineral approximately (Fe,Ca)(Ce,La)2(Si,Ti)2O8 consisting of silicotitanate of iron, calcium, and rare-earth elements
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更新时间:2024/11/11 9:20:11