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Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

 
Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

Below: fluorescence under ultraviolet illumination
Olmiite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)

DESCRIPTION:No. 60894
Mineral:Olmiite
Locality:N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)
Description:Lustrous translucent pink-brown olmiite crystals in a 25 mm spherical cluster with brown matrix on the bottom. The olmiite crystals appear brown in fluorescent light, pink in in incandescent light, and fluoresce dark red under SW UV illumination.
Overall Size:28x22x22 mm
Crystals:2-3 mm
Status: For reference only
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