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Oldhamite

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SKY664143

Oldhamite

Rare Mineral

Description Tabs

Description
Locality: 
Ronneburg Uranium Deposit, Gera, Thuringia, Germany
Class: 
Crystals on Matrix
Size Range: 
Micromount (under 1cm)
Size: 
0.8 × 0.6 × 0.6 cm
Description

Outstanding brown aggregates of oldhamite associated to white anhydrite.

Oldhamite, (Ca,Mg)S,  is a sulphide of unusual composition since it contains calcium and magnesium, two chemical elements rarely seen on sulphides.

Mineral Data
What's on the rock

Oldhamite

Formula: 
(Ca,Mg)S
Strunz: 
2.CD.10
Hardness: 
4.0
Type Locality: 
The Bustee meteorite, Gorakhpur, Basti District, Basti Division, Uttar Pradesh, India

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