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单词 montebrasite
释义

montebrasiten.

Brit. /ˌmɒntɪˈbreɪzʌɪt/, /ˌmɒntɪˈbrɑːzʌɪt/, U.S. /ˌmɑn(t)əˈbreɪˌzaɪt/, /ˌmɑn(t)əˈbrɑˌzaɪt/
Origin: A borrowing from French. Etymon: French montebrasite.
Etymology: < French montebrasite (A. Des Cloizeaux 1871, in Comptes rendus de l'Acad. des Sci. 73 306) < Montebras , the name of a hill in the department of Creuse in central France where the mineral is found + -ite -ite suffix1.
Mineralogy.
A triclinic phosphate of lithium, sodium, and aluminium usually occurring as white to greyish-white transparent to translucent crystals.
ΚΠ
1873 J. Nicol Elements Mineral. (ed. 2) 124 Amblygonite... Montebrasite, with no soda, is perhaps distinct.
1882 C. Elton Orig. Eng. Hist. 9 The newly described mineral ‘montebrasite’, a phosphate of alumina.
1962 Mineral. Abstr. 15 393/2 Pegmatites with giant crystals of amblygonite, spodumene, and oncosine and aggregates of montebrasite.
1990 W. L. Roberts et al. Encycl. Minerals (ed. 2) 574/1 Many reported occurrences of amblygonite probably pertain to montebrasite.
This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2022).
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n.1873
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