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Phlogopite

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SHS1037914

Phlogopite

Description Tabs

Description
Locality: 
Betroka District, Anosy, Madagascar
Class: 
Massive/Crystalline
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.2 × 7.8 × 0.5 cm
Description

Two sheets of phlogopite

Mineral Data
What's on the rock

Phlogopite

Formula: 
KMg3(AlSi3O10)(OH,F)2
Strunz: 
9.EC.20
Crystal System: 
Monoclinic - Prismatic
Hardness: 
2.0 - 3.0
Streak: 
White