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β-Roselite Cobaltaustinite & Cobaltlotharmeyerite

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JYJ917758

β-Roselite Cobaltaustinite & Cobaltlotharmeyerite

Description Tabs

Description
Locality: 
Bou Azzer Mine, Amerzgane, Ouarzazate Province, Drâa-Tafilalet Region, Morocco
Class: 
Crystals on Matrix
Size Range: 
Small cabinet (7-10 cm)
Size: 
7 × 3.9 × 3 cm
Description

Pink roselite-beta associated with cobaltaustinite and cobaltlotharmeyerite on quartz matrix. 

SEM-EDS & Raman confirmed no 452. 

Comes with a colour printed analysis. 

 

Mineral Data
What's on the rock

β-Roselite

Formula: 
Ca2(Co2+,Mg)(AsO4)2·2H2O
Crystal System: 
Triclinic
Hardness: 
3.5 - 4.0
Streak: 
Red, pale
Type Locality: 
Schneeberg District, Erzgebirge, Saxony, Germany

Cobaltaustinite

Formula: 
CaCo(AsO4)(OH)
Strunz: 
8.BH.35
Crystal System: 
Orthorhombic
Hardness: 
4.5
Type Locality: 
Dome Rock Copper Mine, Boolcoomatta Reserve (Boolcoomata Station; Boolcoomatta), Olary Province, South Australia, Australia

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