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Fizélyite & Boulangerite

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ESM786233

Fizélyite & Boulangerite

Rare Mineral

Description Tabs

Description
Locality: 
Herja Mine, Chiuzbaia, Baia Mare, Maramureș County, Romania
Class: 
Combination
Size Range: 
Small cabinet (7-10 cm)
Size: 
9 × 7 × 5 cm
Description

Sprays of grey fizelyite needles covered by acicular crystals of boulangerite/jamesonite associated on a sphalerite/galena matrix

Mineral Data
What's on the rock

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

Boulangerite

Formula: 
Pb5Sb4S11
Strunz: 
2.HC.15
Crystal System: 
Monoclinic
Hardness: 
2.5 - 3.0
Colour: 
Lead grey
Streak: 
Brownish
Type Locality: 
Molières, Gard, Languedoc-Roussillon, France