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Breithauptite & Nickeline

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FNW44554

Breithauptite & Nickeline

Rare Mineral

Description Tabs

Description
Locality: 
Balcoll Mine, Falset, Priorat, Tarragona, Catalonia, Spain
Size Range: 
Small miniature (3-4.5 cm)
Size: 
2.8 × 3.5 × 1.5 cm
Description

Rich specimen with exceptional breithauptite crystals (a species that very rarely crystallizes) of hexagonal habit, tending to form radiated aggregates on dolomite and ankerite matrix.
We can see the nickeline in lamellar bronze crystals covering partially the breithauptite.
On the matrix can also find minor Galena and Chalcopyrite crystals and a tiny flower of acicular goethite? crystals.

Mineral Data
What's on the rock

Breithauptite

Formula: 
NiSb
Strunz: 
2.CC.05
Crystal System: 
Hexagonal
Hardness: 
5.5
Type Locality: 
St Andreasberg, St Andreasberg District, Harz, Lower Saxony, Germany

Nickeline

Formula: 
NiAs
Strunz: 
2.CC.05
Crystal System: 
Hexagonal
Hardness: 
5.0 - 5.5
Fine Minerals World
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