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Muscovite

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MGR1080155

Muscovite

Description Tabs

Description
Locality: 
Minas Gerais, Minas Gerais, Brazil
Class: 
Single Crystal
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.6 × 9.4 × 0.1 cm
Description

Here we have a thin and naturally detached slice of muscovite from Brazil. In ancient days these large muscovite slices were even used as windows.

Mineral Data
What's on the rock

Muscovite

Formula: 
KAl2(AlSi3O10)(OH)2
Strunz: 
9.EC.15
Hardness: 
2.5
Streak: 
White