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Roselite Cobaltoan Austinite & Cobaltlotharmeyerite

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SCH55389

Roselite Cobaltoan Austinite & Cobaltlotharmeyerite

Description Tabs

Description
Locality: 
Aghbar Mine, Bou Azzer, Drâa-Tafilalet Region, Morocco
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.6 × 4.3 × 3.4 cm
Description

Excellent and showy specimen with deep pink roselite crystals in a cavity of the matrix with hundreds of small bright balls of cobaltlotharmeyerite and deep green balls of cobaltoan austinite.

Very fine!

Mineral Data
What's on the rock

Roselite

Formula: 
Ca2(Co2+,Mg)(AsO4)2·2H2O
Strunz: 
8.CG.10
Hardness: 
3.5
Type Locality: 
Rappold Mine, Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany

Cobaltoan Austinite

Variety Of: 

Austinite

Formula: 
CaZn(AsO4)(OH)
Strunz: 
8.BH.35
Hardness: 
4.0 - 4.5
Formula: 
Ca(Zn,Co)AsO4(OH)
Hardness: 
0.0

Cobaltlotharmeyerite

Formula: 
Ca(Co,Fe3+,Ni)2(AsO4)2·2(H2O,OH)
Strunz: 
8.CG.15
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Roter Berg District, Schneeberg District, Erzgebirge, Saxony, Germany
schani

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