Definition of allochetite
: a porphyritic dike rock containing phenocrysts of labradorite, orthoclase, titanaugite, and nepheline in a dense groundmass of feldspar, augite, and hornblende
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Origin and Etymology of allochetite
German allochetit, from Allochet valley, Tyrol, Austria + German -it -ite
First Known Use: 1913See Words from the same year
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