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Ferberite

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JRM755762

Ferberite

w/Cassiterite

Description Tabs

Description
Locality: 
Kit Hill United Mines, Callington, Cornwall, United Kingdom
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
6 × 4.5 × 3 cm
Weight: 
192.00gr
Description

Thick striated blades of embedded ferberite in  quartz matrix

Rich cassiterite on the rear of the specimen

This heavy specimen of high grade tin/tungsten ore was recovered from

South Engine shaft  after the collapse of the summit car park!

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

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