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单词 indialite
释义

indialiten.

Brit. /ˈɪndɪəlʌɪt/, U.S. /ˈɪndiəˌlaɪt/
Origin: From a proper name, combined with an English element. Etymons: proper name India , -lite comb. form1.
Etymology: < the name of India (see India n.) + -lite comb. form1 (see quot. 1954).
Mineralogy.
An aluminosilicate mineral that is the hexagonal dimorph of cordierite.
ΘΚΠ
the world > the earth > minerals > types of mineral > silicates > cyclosilicates > [noun] > cordierite
water sapphire1698
dichroite1810
iolite1810
cordierite1814
peliom1820
saphir d'eau1820
weissite1836
indialite1954
1954 Miyashiro & Iiyama in Proc. Japan Acad. 30 746 The present paper is concerned with the finding of a new hexagonal mineral from Bokaro coalfield, India, (Mg, Fe+2)2Al4Si5O18 in composition, polymorphic with cordierite. This mineral has hitherto been identified as cordierite; but..it is a distinct species, to which the name ‘indialite’ is proposed.
1972 M. H. Battey Mineral. for Students 254/1 Indialite, a dimorph of cordierite, is isostructural with beryl.
2007 Rocks & Minerals (Nexis) 82 319 Sakura ishi are mica pseudomorphs of intergrowths of cordierite and its dimorph, indialite.
This entry has been updated (OED Third Edition, September 2009; most recently modified version published online March 2022).
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n.1954
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