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Chalcopyrite Sphalerite

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WND558096

Chalcopyrite Sphalerite

Description Tabs

Description
Locality: 
Naica Mine, Naica, Saucillo Municipality, Chihuahua, Mexico
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.3 × 6.7 × 3.6 cm
Largest Crystal: 
1.70cm
Description

Wonderful golden-yellow, metallic, lustrous chalcopyrite crystals up to 1.7 cm across on matrix from the famous Naica Mine in Mexico, accompanied by black, highly lustrous sphalerite crystals up to 3.2 cm across and sharp white quartz crystals. A really beautiful, aesthetic specimen, attractive to any collector of Mexican minerals and/or aesthetic mineral specimens.

Mineral Data
What's on the rock

Chalcopyrite

Formula: 
CuFeS2
Strunz: 
2.CB.10a
Crystal System: 
Tetragonal
Hardness: 
3.5 - 4.0

Sphalerite

Formula: 
ZnS
Strunz: 
2.CB.05a
Crystal System: 
Isometric
Hardness: 
3.5 - 4.0

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