单词 | picropharmacolite |
释义 | > as lemmaspicropharmacolite picropharmacolite n. Brit. , U.S. [after German Picro-pharmacolith (Stromeyer 1819, in Ann. der Physik 61 185); compare pharmacolite n.] Mineralogy a mineral of the monoclinic system that is a hydrated arsenate of calcium and magnesium, (Ca,Mg)3(AsO4)2·6H2O, occurring as colourless to white needles, incrustations, and concretions.ΘΚΠ the world > the earth > minerals > types of mineral > arsenates > [noun] > others of one element picropharmacolite1823 arsenicite1843 rösslerite1862 hœrnesite1868 schultenite1926 legrandite1932 rooseveltite1947 sainfeldite1964 1823 W. Phillips Elem. Introd. Mineral. (ed. 3) 178 The analysis..of picropharmacolite has been published. 1866 H. Watts Dict. Chem. IV. 387 Picropharmacolite from Riechelsdorf..is probably pharmacolite having the lime partly replaced by magnesia. 1996 Mineral. Rec. 27 417 The mine has produced..the first arsenolite and picropharmacolite reported from South Africa. < as lemmas |
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