Lexic.us

Definition of Biotite

1. Noun. Dark brown to black mica found in igneous and metamorphic rock.

Definition of Biotite

1. n. Mica containing iron and magnesia, generally of a black or dark green color; -- a common constituent of crystalline rocks. See Mica.

Definition of Biotite

1. Noun. (minerology) A dark brown mica; it is a mixed aluminosilicate and fluoride of potassium, magnesium and iron ¹

¹ Source: wiktionary.com

Definition of Biotite

1. a form of mica [n -S] : BIOTITIC [adj]

Medical Definition of Biotite

1. Mica containing iron and magnesia, generally of a black or dark green colour; a common constituent of crystalline rocks. See Mica. Origin: From Biot, a French naturalist. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Biotite

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