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Calcite Psm Aragonite

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PCZ726532

Calcite Psm Aragonite

Description Tabs

Description
Locality: 
Murton & Coronation Mine, Lamplugh, Cumbria, United Kingdom
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
9.5 × 6.5 × 4.5 cm
Description

An interesting speimen with calcite paramorphs after aragonite from a classic British locality.

Mineral Data
What's on the rock

Calcite

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

Aragonite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.15
Crystal System: 
Hexagonal
Hardness: 
3.5 - 4.0
Type Locality: 
Gallo river, Molina de Aragón, Guadalajara, Castile-La Mancha, Spain
Peter Crozier Minerals