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Pyrite & Quartz

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MGR889110

Pyrite & Quartz

Classic Locality

Description Tabs

Description
Locality: 
Ojuela Mine, Mapimi, Durango, Mexico
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.6 × 3.5 × 2.8 cm
Description

Nice specimen of a quartz crystal cluster where the main crystal is nearly totally covered in pyrite balls. The pyrite is highly lustrous all over and the specimen is in fine condition.

Mineral Data
What's on the rock

Pyrite

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

Quartz

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