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单词 samarskite
释义 samarskite
 /seuh mahr"skuyt/,  n.  
 a velvet-black mineral, a complex columbate-tantalate of uranium, cerium, etc., occurring in masses: a minor source of uranium, thorium, and rare-earth oxides.
 [ < G Samarskit (1847), after Russian mining engineer V.E. Samarskii-Bykhovets (1803-70); see -ITE1]
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更新时间:2024/9/25 13:21:16