Olmiite with minor Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)
Photo below under shortwave ultraviolet illumination:
![Photo below under shortwave ultraviolet illumination of Olmiite with minor Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite) Olmiite with minor Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)](80487uv.jpg) |
Photo below under longwave ultraviolet illumination:
![Photo below under longwave ultraviolet illumination of Olmiite with minor Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite) Olmiite with minor Calcite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite)](80487uvlw.jpg) |
DESCRIPTION: | No. 80487
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Mineral: | Olmiite with minor Calcite
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Locality: | N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite) |
Description: | Pristine hemispherical formation of medium-pink olmiite crystals with no matrix on the bottom. The olmiite crystals are arranged in linear groups of subparallel crystals on the convex surfaces and fluoresce red under SW-LW UV illumination. Ex. Miller #M2805; ex. Betts #60892 |
Overall Size: | 34x34x20 mm |
Crystals: | 4-6 mm |
Archived: | For reference only |
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