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Kutnohorite & Manganoan Calcite

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LBB221230

Kutnohorite & Manganoan Calcite

Fluorescent

Description Tabs

Description
Locality: 
NChwaning II Mine, Kuruman, Kalahari, Northern Cape Province, South Africa
Size Range: 
Cabinet (10-18 cm)
Size: 
11 × 9 × 5 cm
Description

A cluster with kutnohorite- and manganocalcite crystal from South-Africa - 315 gr.

Mineral Data
What's on the rock

Kutnohorite

Formula: 
Ca(Mn,Mg,Fe)(CO3)2
Strunz: 
5.AB.10
Hardness: 
3.5 - 4.0
Type Locality: 
Poličany, Kutná Hora (Kuttenberg), Central Bohemia Region, Bohemia (Böhmen; Boehmen), Czech Republic

Manganoan Calcite

Variety Of: 

Calcite

Formula: 
CaCO3
Strunz: 
5.AB.05
Hardness: 
3.0
Formula: 
(Ca,Mn)CO3
Hardness: 
0.0

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