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Bertrandite Rhodochrosite & Smoky Quartz

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MBM1154944

Description Tabs

Description
Locality: 
Kara Oba, Jambyl Region, Kazakhstan
Class: 
Crystal Group/Cluster
Size Range: 
Small miniature (3-4.5 cm)
Size: 
4 × 2 × 1 cm
Description

Excellent combo of Bertrandite up to 3mm with Rhodochrosite up to 4mm and Smoky Quartz up to 40mm from Kara Oba in Kazakhstan.

Mineral Data
What's on the rock

Bertrandite

Formula: 
Be4(Si2O7)(OH)2
Strunz: 
9.BD.05
Crystal System: 
Orthorhombic
Hardness: 
6.0 - 7.0
Type Locality: 
Petit-Port, Nantes, Loire-Atlantique, Pays de Loire, France

Rhodochrosite

Formula: 
MnCO3
Strunz: 
5.AB.05
Crystal System: 
Trigonal
Hardness: 
3.5 - 4.0
Streak: 
White
Type Locality: 
Cavnic Mine (Kapnikbánya), Cavnic (Kapnic; Kapnik), Maramureș Co., Romania

Smoky Quartz

Variety Of: 

Quartz

Formula: 
SiO2
Strunz: 
4.DA.05
Hardness: 
7.0
Formula: 
SiO2
Hardness: 
0.0

Current price

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10
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Start 04 Jan 18:00
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Germany
7
Europe
10
Worldwide
14

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