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Chalcopyrite & Calcite

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GND28150

Chalcopyrite & Calcite

Classic Locality

Description Tabs

Description
Locality: 
Sweetwater Mine, Ellington, Reynolds County, Missouri, United States of America
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 4.7 × 1 cm
Description

Classic specimen from a classic locality. Small brassy chalcopyrite crystals to 5 mm across are sprinkled over a calcite and dolomite base. All crystals are undamaged

Mineral Data
What's on the rock

Chalcopyrite

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

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White
Gondwana Minerals