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Allemontite & Galena

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MNR749226

Allemontite & Galena

Description Tabs

Description
Locality: 
Příbram District, Central Bohemian Region, Czech Republic
Class: 
Massive/Crystalline
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.8 × 2 × 1.6 cm
Description

Dark grey allemontite with embed modified galena crystals. The sample has attractive "rolled crystals" of allemontite (as seen on first picture). Very unusual and hard to find material.

Mineral Data
What's on the rock

Allemontite

Renamed To: 

Stibarsen

Formula: 
AsSb
Strunz: 
1.CA.05
Hardness: 
3.0 - 4.0

Galena

Formula: 
PbS
Strunz: 
2.CD.10
Crystal System: 
Isometric
Hardness: 
2.5
Colour: 
Lead-grey
Streak: 
Lead-grey