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Coesite Pyrope Quartz & Muscovite

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Coesite Pyrope Quartz & Muscovite

Description Tabs

Description
Locality: 
Martiniana Po, Cuneo Province, Piedmont, Italy
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2.7 × 2.3 cm
Description

Inclusions of Coesite in ultra high pressure metamorphic rock contain Pyrope, Quartz and Muscovite.

Mineral Data
What's on the rock

Coesite

Formula: 
SiO2
Strunz: 
4.DA.35
Crystal System: 
Monoclinic
Hardness: 
7.5 - 8.0
Type Locality: 
Meteor Crater (Barringer Crater), Winslow, Coconino Co., Arizona, USA

Pyrope

Formula: 
Mg3Al2(SiO4)3
Strunz: 
9.AD.25
Crystal System: 
Isometric
Hardness: 
7.5
Streak: 
White
Type Locality: 
Czech Republic

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

Seller Information

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