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Langite

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ESM646514

Langite

Description Tabs

Description
Locality: 
Tankardstown Mine, County Waterford, Irish Republic (Eire)
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2.4 × 3 × 2.2 cm
Description

Lustrous blue langite crystals on matrix

Mineral Data
What's on the rock

Langite

Formula: 
Cu4(SO4)(OH)6·2H2O
Strunz: 
7.DD.10
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Type Locality: 
Fowey Consols (incl. Wheal Treasure; Wheal Fortune; Wheal Chance), Tywardreath, St Austell District, Cornwall, England, UK