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Calcite On Dolomite

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CR525570

Calcite On Dolomite

Description Tabs

Description
Locality: 
Rohdental, Hessisch Oldendorf, Hameln-Pyrmont, Lower Saxony, Germany
Class: 
Crystals on Matrix
Size Range: 
Cabinet (10-18 cm)
Size: 
10.5 × 6 × 5 cm
Description

Beautiful gemmy to translucent, pale yellow calcite crystals on a bed of pale pink dolomite crystals.

Very good old specimen from Alex Franz collection.

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