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单词 kupfferite
释义 kupfferite Min.|ˈkʊpfəraɪt|
[Named, 1862, after Prof. A. T. Kupffer: see -ite1.]
An emerald-green form of magnesium silicate coloured by chromium.
1868Dana Min. (ed. 5) 231 The original kupfferite, from a graphite mine in the Tunkinsk Mts., is a chromiferous amphibole.
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