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单词 baddeleyite
释义

baddeleyiten.

Brit. /ˈbad(ə)lɪˌʌɪt/, U.S. /ˈbædliˌaɪt/
Forms: 1800s– baddeleyite, 1900s– baddeleite (rare).
Origin: From a proper name, combined with an English element. Etymons: proper name Baddeley , -ite suffix1.
Etymology: < the name of Joseph Baddeley, a British mine manager in Ceylon (now Sri Lanka) and mineral collector in the 19th cent. + -ite suffix1 (see quot. 1892).
Mineralogy.
A mineral consisting of zirconium oxide (zirconia), occurring naturally as a minor constituent of some mafic igneous rocks and sometimes used as a refractory material.Natural baddeleyite is impure zirconium oxide, ZrO2 (usually with some iron, titanium, and hafnium oxides). Crystal system: monoclinic.
ΘΚΠ
the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > other oxides > oxides of two plus elements
lithiophorite1871
baddeleyite1892
brazilite1893
strüverite1907
katoptrite1917
magnetoplumbite1926
nigerite1946
1892 L. Fletcher in Nature 27 Oct. 621/1 For this new species I beg to suggest the name Baddeleyite, in recognition of the services of Mr. Baddeley to mineralogical science.
1893 Amer. Naturalist 27 566 Baddeleyite..is a black substance with a density of 6.02 and a hardness of 6.5.
1955 J. C. Brown & A. K. Dey India's Mineral Wealth (ed. 3) v. 253 Baddeleyite (or brazilite) the natural oxide of zirconium (ZrO2).
2001 Science 24 Aug. 1469/2 Because this polymorph is isostructural with baddeleyite, it can accommodate appreciable amounts of ZrO2 and HfO2 in solid solution.
This entry has been updated (OED Third Edition, December 2008; most recently modified version published online December 2021).
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n.1892
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