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Calcite On Quartz

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Calcite On Quartz

Description Tabs

Description
Locality: 
Geevor Mine, Cornwall, United Kingdom
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3 × 3 × 2 cm
Description

Buff coloured tabular crystals of calcite on crystalline quartz.

From the Coronation Lode, Geevor Mine.

Mineral Data
What's on the rock

Calcite

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

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Crystal System: 
Trigonal
Hardness: 
7.0
Streak: 
White