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Phlogopite With Marble

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MFM970415

Phlogopite With Marble

Description Tabs

Description
Locality: 
Koksha Valley, Badakhshan Province, Afghanistan
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.3 × 4.7 × 3.3 cm
Description

A beautiful gemmy clear clean well terminated phlogopite crystal hosts to marble / Calcite matrix , a really good high quality phlogopite specimen 

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

Marble

Variety Of: 

Calcite

Formula: 
CaCO3
Strunz: 
5.AB.05
Hardness: 
3.0