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Bobkingite

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CR184656

Bobkingite

Rare Mineral

Description Tabs

Description
Locality: 
Cerro Minado Mines, Cuesta Alta, Almería, Andalusia, Spain
Size Range: 
Miniature (4.5-7 cm)
Size: 
4.5 × 3.5 × 2.8 cm
Description

Bobkingite is an extremely rare mineral only found at three locations worldwide. The very best crystals came from Cerro Minado in Spain.

This is truely an outstanding and very good specimen of Bobkingite, showing a freestanding group of blue bobkingite crystals on a bed of pink spherocobaltite.

More bobkingite crystals - whenever not so good - sitting on a fissure of the matrix.

Found 2011

Mineral Data
What's on the rock

Bobkingite

Formula: 
Cu5Cl2(OH)8·2H2O
Strunz: 
3.DA.50
Hardness: 
3.0 - 0.0
Streak: 
Pale blue
Type Locality: 
New Cliffe Hill Quarry, Stanton under Bardon, Leicestershire, England, UK