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Russellite

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CR959037

Russellite

Rare Mineral

Description Tabs

Description
Locality: 
Alcantarilla Mine, Belalcazar, Córdoba, Andalusia, Spain
Class: 
Crystals on Matrix
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.3 × 2.7 × 1.6 cm
Description

Pale beige, globular Russellite with tiny brown Neustädtelite in vugs of the quartz matrix.

Very rare.

Both minerals were SEM-EDS analysed

Mineral Data
What's on the rock

Russellite

Formula: 
Bi2WO6
Strunz: 
4.DE.15
Crystal System: 
Tetragonal
Hardness: 
3.5
Type Locality: 
Castle-an-Dinas Mine, Castle-an-Dinas, St Columb Major, St Austell District, Cornwall, England, UK