BIOTITE


Meaning of BIOTITE in English

[ 'bʌɪətʌɪt ]

■ noun a black, dark brown, or greenish-black micaceous mineral, occurring as a constituent of many igneous and metamorphic rocks.

Origin

C19: named after the French mineralogist J.-B. Biot .

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.