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Cornwallite

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SHS173000

Cornwallite

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Description
Locality: 
Clara Mine, Wolfach, Black Forest, Baden-Württemberg, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
2.8 × 1.4 × 2.3 cm
Description

Cornwallite with brochantite and azurite

Mineral Data
What's on the rock

Cornwallite

Formula: 
Cu5(AsO4)2(OH)4
Strunz: 
8.BD.05
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Wheal Gorland, St Day United Mines (Poldice Mines), Gwennap, Camborne - Redruth - St Day District, Cornwall, England, UK
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