| 单词 | potash mica |
| 释义 | > as lemmaspotash mica potash mica n. a mica containing a significant proportion of potassium; spec. = muscovite n.2 ΘΚΠ the world > the earth > minerals > types of mineral > silicates > phyllosilicate > [noun] > mica > muscovite Muscovy glass1573 talc1601 mirror-stone1668 Muscovy talc1677 potash mica1844 muscovite1850 phengite1854 1837 J. D. Dana Syst. Mineral. 263 [Table of mica varieties] Potash.] 1844 J. D. Dana Syst. Mineral. (ed. 2) 358 As there are [sic] more than one ‘potash mica’, ‘oblique mica’, or ‘common mica’, a distinctive name for the above species has become necessary. 1915 Proc. National Acad. Sci. U.S.A. 1 576 Only in the potash mica, lepidomelane, which is characterized by high ferric iron, does iron dominate over magnesium. 1971 Internat. Affairs 47 77 The Yakut Republic produces phlogopite or magnesium mica, which is displacing ‘Muscovite’ or potash mica. < as lemmas |
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