phlogopite

phlog·o·pite  (flg-pt)

n.

A yellow to dark brown mica, K(Mg,Fe)₃AlSi₃O₁₀(OH)₂, used in insulation.

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[Greek phlogpos, fiery-looking (phlox, phlog-, flame; see bhel-¹ in Indo-European roots + ps, p-, eye, face; see ok^w- in Indo-European roots) + -ite.]

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phlogopite [ˈflɒgəˌpaɪt]

n

(Earth Sciences / Minerals) a brownish mica consisting of a hydrous silicate of potassium, magnesium, and aluminium, occurring principally in metamorphic limestones and ultrabasic rocks. Formula: KMg₃AlSi₃O₁₀(OH)₂ See also mica

[from Greek phlogōpos of fiery appearance, from phlox flame + ōps eye]

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phlogopite  (flg-pt)

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.

Thesaurus

Noun

1.

phlogopite - a brown form of mica consisting of hydrous silicate of potassium and magnesium and aluminum isinglass, mica - any of various minerals consisting of hydrous silicates of aluminum or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leaves; used as dielectrics because of their resistance to electricity