单词 | pseudowavellite |
释义 | > as lemmaspseudowavellite pseudowavellite n. Brit. /ˌs(j)uːdə(ʊ)ˈweɪvl̩ʌɪt/ , U.S. /ˌsudoʊˈweɪvəˌlaɪt/ [after German Pseudowavellit (F. Henrich, after H. Laubmann, 1922, in Berichte der Deutsch. Chem. Ges. 55B 3016)] Mineralogy (now rare) a mineral consisting of a hydroxide and phosphate of calcium and aluminium that is now regarded as identical with crandallite.ΘΚΠ the world > the earth > minerals > types of mineral > phosphates > [noun] > aluminium or calcium phosphates tavistockite1868 goyazite1884 pseudowavellite1925 montgomeryite1940 1925 Mineral. Mag. 20 463 Pseudowavellite... Hydrated phosphate of aluminium with lime, ferric iron, and rare-earths... So named because of its resemblance to wavellite, of which it is perhaps an alteration product. 1951 C. Palache et al. Dana's Syst. Mineral. (ed. 7) II. 837 Available evidence indicates that crandallite and pseudowavellite are best considered as a single species with some variation of composition, the name crandallite having priority. 1959 Jrnl. Agric. & Food Chem. 7 719/1 The phosphate in the ores is present primarily as the minerals wavellite and pseudowavellite, although some ores contain varying amounts of apatite. < as lemmas |
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