phlogopite

[ flog-uh-pahyt ]
/ ˈflɒg əˌpaɪt /

noun

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

Origin of phlogopite

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

British Dictionary definitions for phlogopite

phlogopite
/ (ˈflɒɡəˌpaɪt) /

noun

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

Word Origin for phlogopite

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

Scientific definitions for phlogopite

phlogopite
[ flŏgə-pīt′ ]

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.