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单词 penroseite
释义

penroseiten.

Brit. /ˈpɛnrəʊzʌɪt/, U.S. /ˈpɛnroʊˌzaɪt/
Origin: From a proper name, combined with an English element. Etymons: proper name Penrose , -ite suffix1.
Etymology: < the name of Richard A. Penrose, Jr. (1863–1931), U.S. mining geologist + -ite suffix1.
Mineralogy.
A rare grey mineral of the cubic crystal system which consists of nickel selenide, NiSe2 (usually with some cobalt and copper), and occurs as reniform masses.
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the world > the earth > minerals > types of mineral > sulphides and related minerals > [noun] > pyrite group > others
hauerite1847
villamaninite1919
penroseite1926
vaesite1945
1926 S. G. Gordon in Proc. Acad. Nat. Sci. Philadelphia 1925 77 317 Penroseite was obtained in a small collection of minerals which the writer purchased from a local merchant at Colquechaca, Bolivia.
1926 S. G. Gordon in Proc. Acad. Nat. Sci. Philadelphia 1925 77 321 It is a pleasure to name this new mineral in honor of Dr. Richard A. F. Penrose, Jr.
1937 Amer. Mineralogist 22 322 The minerals most likely to be intergrown with penroseite and blockite are cubic in symmetry, such as clausthalite.., naumannite.., and argentiferous galena.
1968 I. Kostov Mineral. 124 Penroseite usually contains some copper and cobalt.
1996 Canad. Mineralogist 34 1317 Piretite results from the alteration of uraninite and primary selenium-bearing sulfides such as penroseite.
This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022).
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n.1926
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