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Ferberite Scheelite & Scorodite

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MMM45918

Ferberite Scheelite & Scorodite

Description Tabs

Description
Locality: 
Hingston Down Quarry, Calstock, Cornwall, United Kingdom
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 5 × 3.5 cm
Description

Scheelite matrix with ferberite in elongated crystals some which are coated with micro crystalline scorodite.

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

Scheelite

Formula: 
Ca(WO4)
Strunz: 
7.GA.05
Crystal System: 
Tetragonal
Hardness: 
4.5 - 5.0
Streak: 
White
Type Locality: 
Bispbergs Klack, Säter, Dalarna, Sweden

Scorodite

Formula: 
Fe3+AsO4·2H2O
Strunz: 
8.CD.10
Crystal System: 
Orthorhombic
Hardness: 
3.5 - 4.0
Type Locality: 
Stamm Asser Mine, Graul, Langenberg, Schwarzenberg District, Erzgebirge, Saxony, Germany
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