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Turquoise

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PCZ203254

Turquoise

Description Tabs

Description
Locality: 
North Goonbarrow China Clay Pit, Bugle, Treverbyn, Cornwall, United Kingdom
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 3 × 1 cm
Description

Hi All, this auction is part of a series of ‘Clear-out Minerals’ Clear-out auctions. This specimen and the majority of others on offer this have a starting price 50% or more lower than in all previous auctions. Happy bidding. Cornish turquoise from a rarely offered locality and not the usual Gunheath Pit material.

Mineral Data
What's on the rock

Turquoise

Formula: 
Cu(Al,Fe3+)6(PO4)4(OH)8·4H2O
Strunz: 
8.DD.15
Crystal System: 
Triclinic
Hardness: 
5.0 - 6.0
Peter Crozier Minerals