单词 | uranopilite |
释义 | > as lemmasuranopilite uranopilite n. Brit. /ˌjʊərəˈnɒpᵻlʌɪt/ , /ˌjɔːrəˈnɒpᵻlʌɪt/ , U.S. /ˌjʊrəˈnɑpəˌlaɪt/ [ < urano- comb. form2 + ancient Greek πῖλος wool, felt (see pileus n.) + -ite suffix1, after German Uranopilit (A. Weisbach 1882, in Neues Jahrb. f. Mineral. 2 259), so called on account of its appearance] a bright yellow mineral found as an alteration product on uranium ores, typically as crusts or aggregates of slender crystals.Uranopilite is a hydrated basic uranyl sulphate, (UO2)6SO4(OH)10·12H2O. Crystal system: monoclinic.ΚΠ 1882 Amer. Jrnl. Sci. 124 476 A lemon-yellow uranium ochre from Johanngeorgenstadt analyzed by Schulze is called uranopilite by Weisbach. 1958 tr. T. L. Ambartsumian in Geol. Uranium x. 77 Complete dehydration of uranopilite led to the formation of anhydrous uranium sulfate. 2004 E. C. Buck et al. in R. Gière & P. Stille Energy, Waste & Environment 83/1 Uranopilite, torbernite, and bassetite will become stable during oxidative alteration. < as lemmas |
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