AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from South Africa > Gaudefroyite with Calcite overgrowth

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

   

Gaudefroyite with Calcite overgrowth from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

 
Gaudefroyite with Calcite overgrowth from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Gaudefroyite with Calcite overgrowth from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Gaudefroyite with Calcite overgrowth from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Gaudefroyite with Calcite overgrowth from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Gaudefroyite with Calcite overgrowth from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

DESCRIPTION:No. 80867
Mineral:Gaudefroyite with Calcite overgrowth
Locality:N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa
Description:Brilliantly lustrous black gaudefroyite crystals to 5 mm with overgrowth of lustrous transparent colorless calcite crystals to 19 mm on dark-gray matrix. The calcite crystals are hexagonal prisms with scalenohedral terminations. Ex. Miller #M3895; ex. Betts #72111; collected ca. 1980
Overall Size:35x31x20 mm
Crystals:1-19 mm
Archived: For reference only

 

 

 

 

 

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