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单词 niggliite
释义

niggliiten.

Brit. /ˈnɪɡlɪʌɪt/, U.S. /ˈnɪɡliˌaɪt/
Origin: From a proper name, combined with an English element. Etymons: proper name Niggli , -ite suffix1.
Etymology: < the name of Paul Niggli (1888–1953), Swiss mineralogist + -ite suffix1.
Mineralogy.
A hexagonal mineral consisting of platinum and tin, and occurring as silver-white metallic grains, esp. at Ntsizwa in the Eastern Cape province, South Africa.Niggliite was originally thought to consist of platinum and tellurium.
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the world > the earth > minerals > types of mineral > other miscellaneous minerals > [noun]
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niggliite1936
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KREEP1971
1936 D. L. Scholtz in Publ. Univ. Pretoria 2nd Ser. i. 184 (heading) Mineral F (niggliite).
1955 Amer. Mineralogist 40 693 Niggliite..was found in a concentrate which was obtained by panning large amounts of oxidized sulphide ore from Waterfall Gorge, Insizwa, South Africa.
1968 I. Kostov Mineral. 115 Various other formulae have been given to niggliite, PtTe, PtSn, and Pt2Sn3; its structure appears to be that of niccolite.
1993 Canad. Mineralogist 31 31 Mass-balance calculations indicate that sperrylite and niggliite are the most abundant platinum-bearing minerals.
This entry has been updated (OED Third Edition, September 2003; most recently modified version published online March 2022).
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n.1936
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