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单词 alumite
释义

alumiten.

Brit. /ˈal(j)ᵿmʌɪt/, U.S. /ˈæl(j)əˌmaɪt/
Origin: Formed within English, by derivation; modelled on a French lexical item. Etymons: alum n.1, -ite suffix1.
Etymology: < alum n.1 + -ite suffix1, after French alunite alunite n. Compare slightly earlier alunite n.
Mineralogy.
= alunite n.
ΘΚΠ
the world > the earth > minerals > types of mineral > sulphates > [noun] > alunite
alum stone1651
aluminilite1804
alunite1821
alumite1826
1826 H. M. Williams tr. A. von Humboldt Personal Narr. Trav. VI. 105 The alumite of Tolfa [Fr. l'alunite de la Tolfa], which, since my return to Europe, I examined conjointly with Gay-Lussac on the spot, has..a considerable affinity to compact feldspar.
1912 Metall. & Chem. Engin. 10 665/2 Alumite..promises to become an important source of potash in the United States.
1989 Mining Ann. Rev. (Nexis) June a153 Domestic bauxite and alumite reserves.
2000 Competition Sci. Vision June 486 Alunite... Also known as the alumite; alum rock; alumstone.
This entry has been updated (OED Third Edition, September 2012; most recently modified version published online December 2021).
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n.1826
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