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Turquoise

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CR707874

Turquoise

Rare Mineral

Description Tabs

Description
Locality: 
Silver Coin Mine, Valmy, Nevada, United States of America
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.2 × 2 × 1.3 cm
Description

A rare and old-time specimen of sparkling, micro, sky-blue turquoise crystals on matrix from the classic locality of Silver Coin Mine, Nevada.

Ex Rheinländer collection

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
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