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Ferberite On Calcite & Baryte

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CLB568351

Ferberite On Calcite & Baryte

ex collection Uwe Niemeyer
Classic Locality

Description Tabs

Description
Locality: 
Baia Sprie Mine, Baia Sprie, Maramureș County, Romania
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.6 × 5.7 × 2.5 cm
Description

Metallic gray ferberite on calcite crystals with cleaved blue baryte and a blocky blue baryte crystal. Golden chalcopyrite with a few developed crystals and minor quartz in the matrix. Outside of the cleaved baryte block only minor dings.

Mineral Data
What's on the rock

Ferberite

Formula: 
FeWO4
Strunz: 
4.DB.30
Crystal System: 
Monoclinic
Hardness: 
4.0 - 4.5
Type Locality: 
Niña Mine, Sierra Almagrera, Cuevas del Almanzora (Cuevas de Vera), Almería, Andalusia, Spain

Calcite

Polymorph of: 
Formula: 
CaCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.0
Streak: 
White

Baryte

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

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