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Calcite

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NST605822

Calcite

Description Tabs

Description
Locality: 
Derbyshire, United Kingdom
Class: 
Single Crystal
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 5 × 2 cm
Description

A historic butterfly-twinned, transparent calcite from Derbyshire. Both sides (left and right) are terminated with transparent crystal faces - no cleavage planes. Only one minor contact on top of the aggregate and a few tiny scratches as to see on the pictures.

Mineral Data
What's on the rock

Calcite

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