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Quartz & Muscovite

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SUR75736

Quartz & Muscovite

Description Tabs

Description
Locality: 
Pasto Bueno, Ancash Department, Peru
Size Range: 
Small cabinet (7-10 cm)
Size: 
8 × 5 × 2 cm
Description

A jumbled mass of glassy quartz points cemented together by pale minty green cr-muscovite.

Mineral Data
What's on the rock

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White

Muscovite

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