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Manganoan Calcite & Kutnohorite

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RAF210102

Manganoan Calcite & Kutnohorite

Fluorescent

Description Tabs

Description
Locality: 
NChwaning III Mine, Kuruman, Kalahari, Northern Cape Province, South Africa
Size Range: 
Cabinet (10-18 cm)
Size: 
12 × 7.5 × 4.5 cm
Largest Crystal: 
2.00cm
Description

An attractive almost hand size specimen of manganoancalite balls & Kutnohorite . The Manganoancalcite is fluorescent, but not the Kutnohorite. Came out from N'Chwaning III, Northern Cape, South Africa....

Weight: 340gr

Mineral Data
What's on the rock

Manganoan Calcite

Variety Of: 

Calcite

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

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