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单词 uranatemnite
释义

> as lemmas

uranatemnite
uranatemnite n.
Brit. /ˌjʊərənəˈtɛmnʌɪt/
,
/ˌjɔːrənəˈtɛmnʌɪt/
,
U.S. /ˌjʊrənəˈtɛmˌnaɪt/
[ < uran- comb. form + a- prefix6 + τέμνειν to cut (see -tomy comb. form), so called on account of its lack of cleavage] rare = uraninite n.
ΚΠ
1843 E. J. Chapman Pract. Mineral. 104 Uranatemnite. (Pitchblende.)..S[trea]k black; no cleavage.
1868 J. D. Dana Syst. Mineral. (ed. 5) 154 Uraninite... Uranatemnite Chapm.
1976 H. C. Creighton et al. tr. V. I. Smirnov Geol. Mineral Deposits ix. 249/1 Uranatemnite is precipitated through an increase in the alkalinity and a decrease in the oxidation potential of solutions.
extracted from uran-comb. form
<
as lemmas
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