AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from South Africa > Calcite var. Manganocalcite

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Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - Fine Minerals.com and Allminerals.com

   

Calcite var. Manganocalcite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

 
Calcite var. Manganocalcite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Calcite var. Manganocalcite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Photo below under shortwave ultraviolet illumination:
Calcite var. Manganocalcite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

DESCRIPTION:No. 44012
Mineral:Calcite var. Manganocalcite
Locality:Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa
Description:Hemispherical formation of sparkling manganocalcite microcrystals, the manganese-rich variety of the mineral species calcite, with remnants of matrix attached on the bottom. The calcite fluoresces bright orange under UV illumination.
Overall Size:3.5x3x2 cm
Crystals:micro
Archived: For reference only

 

 

 

 

 

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