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Turquoise & Iangreyite

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BCK526039

Turquoise & Iangreyite

Type Locality

Description Tabs

Description
Locality: 
Silver Coin Mine, Valmy, Humboldt County, Nevada, United States of America
Class: 
Crystals on Matrix
Size Range: 
Thumbnail (1-3cm)
Size: 
2.3 × 1.7 × 0.9 cm
Description

You are bidding on a small specimen with a fracture surface hosting beautiful crystals of turquoise with rich white platy crystals of iangreyite/perhamite and green waxy crystals of chlorargyrite. A very nice specimen!

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

Iangreyite

Formula: 
Ca2Al7(PO4)2(PO3OH)2(OH,F)15·8H2O
Strunz: 
8.DE.45
Hardness: 
0.0
Type Locality: 
Silver Coin Mine, Valmy, Iron Point District, Humboldt Co., Nevada, USA

Seller Information

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