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Turquoise

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JYJ587026

Turquoise

Description Tabs

Description
Locality: 
Montebras Mines, Soumans, Creuse, Nouvelle-Aquitaine, France
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2 × 1.3 × 1.2 cm
Description

Bluish-green turquoise on quartz. 

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