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Cobaltoan Dolomite & Marcasite & Baryte

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ESM769611

Cobaltoan Dolomite & Marcasite & Baryte

Description Tabs

Description
Locality: 
Aghbar Mine, Aghbar, Zagora Province, Drâa-Tafilalet Region, Morocco
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
16 × 13 × 7 cm
Description

Stacked pinkish cobaltoan dolomite rhombs with clusters of baryte blades and dark marcasite crystals

Mineral Data
What's on the rock

Cobaltoan Dolomite

Variety Of: 

Dolomite

Formula: 
CaMg(CO3)2
Strunz: 
5.AB.10
Hardness: 
3.5 - 4.0
Formula: 
(Ca,Mg,Co)CO3
Hardness: 
0.0

Marcasite

Formula: 
FeS2
Strunz: 
2.EB.10a
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 6.5

Baryte

Formula: 
BaSO4
Strunz: 
7.AD.35
Hardness: 
3.0 - 3.5
Streak: 
White