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Clinoclase

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TRN780096

Clinoclase

Classic Locality

Description Tabs

Description
Locality: 
Wheal Gorland, St Day, Cornwall, United Kingdom
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 4 × 4 cm
Largest Crystal: 
0.10cm
Description

Mixed assemblage of poorly crystallized arsenates on quartz with Fe-Mn oxides.  Definitely contains Clinoclase, Olivenite and possibly Malachite, Chrysocolla and Liroconite. Collected in 1976 from remnants of Bawden shaft dump

Mineral Data
What's on the rock

Clinoclase

Formula: 
Cu3(AsO4)(OH)3
Strunz: 
8.BE.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Type Locality: 
Wheal Gorland, St Day United Mines (Poldice Mines), Gwennap, Camborne - Redruth - St Day District, Cornwall, England, UK

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