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Quartz & Pyrite

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CR144499

Quartz & Pyrite

Description Tabs

Description
Locality: 
Cavnic Mine, Maramureș County, Romania
Size Range: 
Cabinet (10-18 cm)
Size: 
13.5 × 10 × 7 cm
Description

A pristine quartz crystal cluster with gemmy quartz crystals all around and lustrous pyrite crystals and minor sphalerite.

Very attractive specimen from Hoffman collection, acquired in the 1990s.

Mineral Data
What's on the rock

Quartz

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

Pyrite

Formula: 
FeS2
Strunz: 
2.EB.05a
Crystal System: 
Isometric
Hardness: 
6.0 - 6.5