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Olivenite

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Olivenite

Description Tabs

Description
Locality: 
Wheal Gorland, St Day, Cornwall, United Kingdom
Size Range: 
Small cabinet (7-10 cm)
Size: 
5.5 × 7 × 4 cm
Description

Superb old time specimen of olivenite from the Wheal Gorland Mine displaying a thick vein of crystalline olivenite & wood olivenite in quartz matrix.

Mineral Data
What's on the rock

Olivenite

Formula: 
Cu2(AsO4)(OH)
Strunz: 
8.BB.30
Crystal System: 
Orthorhombic
Hardness: 
3.0
Type Locality: 
Carharrack Mine, St Day United Mines (Poldice Mines), Gwennap, Camborne - Redruth - St Day District, Cornwall, England, UK