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Cobaltkoritnigite & Erythrite

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POL824441

Cobaltkoritnigite & Erythrite

Description Tabs

Description
Locality: 
Bou Azzer Mine, Amerzgane, Ouarzazate Province, Drâa-Tafilalet Region, Morocco
Class: 
Crystals on Matrix
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 4.6 × 4.3 cm
Description

Rare, light magneta balls of acicular Cobaltkoritnigite crystals with some minor Erythrite crystals on matrix than contain also some primary mineral of cobalt arsenade (probably Skutterudite) from classic locality.

Mineral Data
What's on the rock

Cobaltkoritnigite

Formula: 
(Co,Zn)(HAsO4)·H2O
Strunz: 
8.CB.20
Crystal System: 
Triclinic
Hardness: 
2.0 - 3.0
Type Locality: 
Schwarzenberg District, Erzgebirge, Saxony, Germany

Erythrite

Formula: 
Co3(AsO4)2·8H2O
Strunz: 
8.CE.40
Hardness: 
1.5 - 2.5
Type Locality: 
Daniel Mine (St. Daniel Mine), Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany

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