biotite
biotite definition
bio·tite (bī′ə tīt′)
noun
a dark-colored, soft, monoclinic mica, K(Mg,Fe)(Al,Fe)SiO(OH), found in igneous, metamorphic, and sedimentary rocks
Etymology: Ger biotit: so named after J. B. Biot (1774-1862), Fr physicist + -it, -ite
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
Comments
Improve this definition.
Browse dictionary definitions near biotite
Share on Facebook