Meaning Of The Word Biotite

Real Dictionary

What's the definition of Biotite? Find Biotite meanings, definitions and more at the Real Dictionary online.

Biotite Meaning

Biotite Definition
Biotite Definition

What's The Definition Of Biotite?

biotite in American English
a dark-colored, soft, monoclinic mica, K(Mg,Fe)3(Al,Fe)Si3O10(OH)2, found in igneous, metamorphic, and sedimentary rocks
noun: a very common mineral of the mica group, occurring in black, dark-brown, or dark-green sheets and flakes: an important constituent of igneous and metamorphic rocks

biotite in British English
noun: a black or dark green mineral of the mica group, found in igneous and metamorphic rocks. Composition: hydrous magnesium iron potassium aluminium silicate. Formula: K(Mg,Fe)3(Al,Fe) Si3 O10(OH)2. Crystal structure: monoclinic

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