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Chrysocolla Psm & Duftite

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TPX720643

Chrysocolla Psm & Duftite

Pseudomorph

Description Tabs

Description
Locality: 
Eagle Eye Mine, New Water District, La Paz County, Arizona, United States of America
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.2 × 5.4 × 3.2 cm
Weight: 
60.00gr
Description

Very interesting specimen of chrysocolla crystallized in pseudomorphic needles possibly after mordenite, accompanied by duftite and some other minerals present in this deposit. They are really old samples very representative of this famous American site.

Mineral Data
What's on the rock

Chrysocolla

Formula: 
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (x < 1)
Strunz: 
9.ED.20
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.5

Duftite

Formula: 
PbCu(AsO4)(OH)
Strunz: 
8.BH.35
Crystal System: 
Orthorhombic
Hardness: 
4.5
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia

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