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Semseyite Fizélyite Freibergite & Sphärosiderite

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RHT957612

Semseyite Fizélyite Freibergite & Sphärosiderite

Classic Locality

Description Tabs

Description
Locality: 
Herja Mine, Chiuzbaia, Baia Mare, Maramureș County, Romania
Class: 
Combination
Size Range: 
Cabinet (10-18 cm)
Size: 
16 × 11 × 3.4 cm
Weight: 
743.00gr
Description

Glossy and dull gray fans of semseyite crystals between botryoidal brownish gray spherosiderite with radiating fizelyite and tetrahedral freibergite. A great combination.

Mineral Data
What's on the rock

Semseyite

Formula: 
Pb9Sb8S21
Strunz: 
2.HC.10d
Hardness: 
2.5
Streak: 
Black
Type Locality: 
Baia Sprie mine (Felsöbánya mine), Baia Sprie (Felsöbánya), Maramureș Co., Romania

Fizélyite

Formula: 
Ag5Pb14Sb21S48
Strunz: 
2.JB.40a
Hardness: 
2.0
Streak: 
Dark grey
Type Locality: 
Herja Mine, Chiuzbaia (Kisbánya), Baia Mare (Nagybánya), Maramureș Co., Romania

Freibergite

Formula: 
Ag6[Cu4Fe2]Sb4S13-x
Strunz: 
2.GB.05
Hardness: 
3.5 - 4.0
Colour: 
Grey
Type Locality: 
Reiche Zeche Mine, Himmelfahrt Mine, Freiberg, Freiberg District, Erzgebirge, Saxony, Germany

Sphärosiderite

Variety Of: 

Siderite

Formula: 
FeCO3
Strunz: 
5.AB.05
Hardness: 
3.5 - 4.5
Hardness: 
0.0