Associations to the word «Biotite»

Wiktionary

BIOTITE, noun. (mineral) A dark brown mica; it is a mixed aluminosilicate and fluoride of potassium, magnesium and iron.

Dictionary definition

BIOTITE, noun. Dark brown to black mica found in igneous and metamorphic rock.

Wise words

Don't use words too big for the subject. Don't say "infinitely" when you mean "very"; otherwise you'll have no word left when you want to talk about something really infinite.
C. S. Lewis