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单词 sarmientite
释义 sarmientite Min.|sɑːmiːˈɛntaɪt|
[f. the name of Domingo Faustino Sarmiento (1811–88), Argentinian educator and statesman + -ite1.]
A monoclinic hydrated basic arsenate and sulphate of ferric iron, Fe2(AsO4)(SO4)(OH).5H2O, found as pale yellow-orange microcrystalline nodules.
1941Angelelli & Gordon in Notulae Naturae (Acad. Nat. Sci. Philadelphia) 16 Sept. 1 (heading) Sarmientite, a new mineral from Argentina.1941Science 26 Sept. (Suppl.) 9/1 Called sarmientite.., the new mineral is found in fair-sized nodules of great purity, of a pale yellow-orange color, in iron sulfate deposits of the Santa Elena mine.1968Amer. Mineralogist LIII. 2081 When heated at 300° C for one hour sarmientite yields a buff colored product, amorphous to X-rays.
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更新时间:2024/12/22 14:15:41