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Turquoise

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KCM92016

Turquoise

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Description
Locality: 
Bishop Mine, Lynch Station, Campbell County, Virginia, United States of America
Size Range: 
Thumbnail (1-3cm)
Size: 
1.8 × 2 × 0.7 cm
Description

The display surface of this specimen is richly covered with rare, gemmy, sharp turquoise crystals. To best appreciate these you’ll need magnification.

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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