英语词汇“ekdemite”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	ekdemite
释义	ekdemite Min.\|ˈɛkdɪmaɪt, ɛkˈdiːmaɪt\| Also ecdemite. [ad. Sw. ekdemit (A. E. Nordenskiöld 1877, in Geol. För. Förh. III. 379), f. Gr. ἔκδηµ-ος unusual + -ite¹.] A yellow oxychloride of lead and arsenic, of uncertain formula, found in Sweden and the U.S.A. 1879Jrnl. Chem. Soc. XXXVI. 22 Ekdemite.., a new mineral, coarse-crystalline, foliated, monoaxial, with a distinct basal cleavage.1882J. D. Dana Man. Min. (ed. 4) 152 Ecdemite, a lead chloro-arsenite.1951C. Palache et al. Dana's Syst. Min. (ed. 7) II. 1036 Found as crystals and masses associated with heliophyllite in manganoan calcite at Långban, Wermland, Sweden. Ecdemite apparently also constitutes the uniaxial parts of the intergrowths with heliophyllite found..in Wermland.1968Embrey & Phemester tr. Kostov's Mineralogy 467 Ekdemite is tetragonal, dimorphous with heliophyllite.
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