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Sphalerite & Chalcopyrite

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SKI767076

Sphalerite & Chalcopyrite

Description Tabs

Description
Locality: 
Picher Field, Ottawa County, Oklahoma, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7.6 × 5 × 3.7 cm
Description

A larger crystal fragment of Sphalerite showing epitaxial growth of Chalcopyrite and smaller, blood red Sphalerites. Label prior to 1978.

Mineral Data
What's on the rock

Sphalerite

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

Chalcopyrite

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

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