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Magnetite Var Silfbergite (of Niggli)

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CLB543571

Magnetite Var Silfbergite (of Niggli)

Classic Locality

Description Tabs

Description
Locality: 
Väster Silvberg, Smedjebacken, Dalarna County, Sweden
Class: 
Crystal Group/Cluster
Size Range: 
Miniature (4.5-7 cm)
Size: 
5.4 × 3.2 × 1.6 cm
Description

Magnetide-variety 'silfbergite'(of Niggli) with an unidentified mineral on the back (black mass of acicular crystals).

Mineral Data
What's on the rock

Magnetite

Formula: 
Fe2+Fe3+2O4
Strunz: 
4.BB.05
Crystal System: 
Isometric
Hardness: 
5.5 - 6.5
Streak: 
Black

Silfbergite (of Niggli)

Variety Of: 

Magnetite

Formula: 
Fe2+Fe3+2O4
Strunz: 
4.BB.05
Hardness: 
5.5 - 6.5
Hardness: 
0.0

Seller Information

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