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Turquoise

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PCZ199474

Turquoise

Description Tabs

Description
Locality: 
Gunheath Pit, St Austell, Cornwall, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 4.3 × 2 cm
Description

Beautiful rich turquoise in matrix from the classic British location for the species. An excellent display from a couple of directions.

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