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Aragonite On Dolomite

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PCZ222102

Aragonite On Dolomite

Description Tabs

Description
Locality: 
Murton & Coronation Mine, Lamplugh, Cumbria, United Kingdom
Class: 
Single Crystal
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4 × 3.5 cm
Description

A lovely specimen of sharp aragonite crystals to 1.0cm on a bed of sharp hematised dolomite crystals. Recovered from little known, abandoned, west Cumbrian iron pits now being developed into a caravan park.

Mineral Data
What's on the rock

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

Dolomite

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