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Calcite & Dolomite

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ESM661997

Calcite & Dolomite

Description Tabs

Description
Locality: 
Rensselaer Quarry, Pleasant Ridge, Jasper County, Indiana, United States of America
Class: 
Combination
Size Range: 
Thumbnail (1-3cm)
Size: 
1.7 × 1.5 × 1.5 cm
Description

Clear prismatic calcite crystals on dolomite

Mineral Data
What's on the rock

Calcite

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

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Crystal System: 
Trigonal - Rhombohedral
Hardness: 
3.5 - 4.0
Streak: 
White