phlogopite

[ flog-uh-pahyt ]

noun
  1. a magnesium-rich mica mineral, usually yellowish-brown, but sometimes reddish-brown.

Origin of phlogopite

1
1840–50; <Greek phlogōp(ós) fiery-looking (phlog-, stem of phlóx flame + ōp() view, look + -os adj. suffix) + -ite1

Words Nearby phlogopite

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British Dictionary definitions for phlogopite

phlogopite

/ (ˈflɒɡəˌpaɪt) /


noun
  1. a brownish mica consisting of a hydrous silicate of potassium, magnesium, and aluminium, occurring principally in metamorphic limestones and ultrabasic rocks. Formula: KMg 3 AlSi 3 O 10 (OH) 2: See also mica

Origin of phlogopite

1
C19: from Greek phlogōpos of fiery appearance, from phlox flame + ōps eye

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for phlogopite

phlogopite

[ flŏgə-pīt′ ]


  1. A yellow to dark-brown mica. Phlogopite is monoclinic and is usually found in limestone. It is used in insulation. Chemical formula: K(Mg,Fe)3AlSi3O10(OH)2.

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