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Chloanthite With Smaltite & Annabergite

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CLB66852

Chloanthite With Smaltite & Annabergite

Technical University (Bergakademie) Freiberg, Saxony
Classic Locality

Description Tabs

Description
Locality: 
Shaft 250, Schlema-Hartenstein District, Erzgebirge, Saxony, Germany
Size Range: 
Cabinet (10-18 cm)
Size: 
13 × 5.5 × 4.2 cm
Description

A nickel-ore specimen with smaltite, chloanthite and possibly nickeline. Green crusts of annabergite, minor calcite and siderite. Original label Bergakademie Freiberg (Technical University Freiberg)

Mineral Data
What's on the rock

Chloanthite

Variety Of: 

Nickelskutterudite

Formula: 
NiAs3-x
Strunz: 
2.EC.05
Hardness: 
5.5 - 6.0
Formula: 
NiAs2 - excess As up to As2.5
Hardness: 
0.0

Smaltite

Variety Of: 

Skutterudite

Formula: 
CoAs3-x
Strunz: 
2.EC.05
Hardness: 
5.5 - 6.0
Formula: 
(Co,Fe,Ni)As2
Hardness: 
0.0

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

Seller Information

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