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Skutterudite & Annabergite

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SHS155582

Skutterudite & Annabergite

Description Tabs

Description
Locality: 
Wilhelm Mine, Nentershausen, Kassel Region, Hesse, Germany
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.6 × 5.7 × 1.5 cm
Description

Nice polished piece of skutterudite with annabergite

Mineral Data
What's on the rock

Skutterudite

Formula: 
CoAs3-x
Strunz: 
2.EC.05
Hardness: 
5.5 - 6.0
Streak: 
Black
Type Locality: 
Skuterud Mines (Skutterud Mines; Modum Cobalt Mines), Modum, Buskerud, Norway

Annabergite

Formula: 
Ni3(AsO4)2·8H2O
Strunz: 
8.CE.40
Crystal System: 
Monoclinic
Hardness: 
1.5 - 2.5
Type Locality: 
Teichgräber Flacher vein, Teichgräber deep adit, Kippenhain Mine (Kippenhayn Mine), Schreckenberg, Frohnau, Annaberg-Buchholz, Annaberg District, Erzgebirge, Saxony, Germany