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Enargite On Pyrite

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CR176785

Enargite On Pyrite

Description Tabs

Description
Locality: 
Quiruvilca Mine, Quiruvilca District, Santiago de Chuco Province, Libertad Department, Peru
Size Range: 
Museum (18cm plus)
Size: 
18 × 10 × 4 cm
Description

Steelgray, longprismatic enargite crystals on a bed of golden pyrite crystals.

Ex Armin Wendland collection - acquired 1981

Mineral Data
What's on the rock

Enargite

Formula: 
Cu3AsS4
Strunz: 
2.KA.05
Crystal System: 
Orthorhombic
Hardness: 
3.0
Streak: 
Black.
Type Locality: 
San Francisco vein, Morococha District, Yauli Province, Junín Department, Peru

Pyrite

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