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Beyerite & Bismutite

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HCH874389

Beyerite & Bismutite

Description Tabs

Description
Locality: 
Schaar Shaft, Johanngeorgenstadt, Erzgebirge, Saxony, Germany
Class: 
Massive/Crystalline
Size Range: 
Miniature (4.5-7 cm)
Size: 
5 × 3 × 2.5 cm
Description

You are bidding on a speciem with beige and white partly botryoidal aggregates up to 0.5 mm diameter on matrix.

Mineral Data
What's on the rock

Beyerite

Formula: 
Ca(BiO)2(CO3)2
Strunz: 
5.BE.35
Crystal System: 
Tetragonal Thin plates or compact earthy masses.
Hardness: 
2.0 - 3.0
Streak: 
white
Type Locality: 
Schneeberg District, Erzgebirge, Saxony, Germany

Bismutite

Formula: 
(BiO)2CO3
Strunz: 
5.BE.25
Crystal System: 
Tetragonal
Hardness: 
2.5 - 3.5
Streak: 
Grey
Type Locality: 
Arme Hilfe Mine, Ullersreuth, Hirschberg, Vogtland, Thuringia, Germany

Seller Information

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