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Mpororoite & Russellite

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SHS186093

Mpororoite & Russellite

Description Tabs

Description
Locality: 
Hingston Down Quarry, Calstock, Cornwall, United Kingdom
Size Range: 
Micromount (under 1cm)
Size: 
0.2 × 0.2 × 0.2 cm
Description

Mpororoite and russelite on matrix

Mineral Data
What's on the rock

Mpororoite

Formula: 
WAlO3(OH)3·2(H2O)
Strunz: 
7.GB.35
Hardness: 
0.0
Type Locality: 
Mpororo W Deposit, Kisoro, Kigezi District, Uganda

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
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