AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from South Africa > Olmiite-Poldervaartite on Hematite |
![]() |
![]() |
DESCRIPTION: | No. 59665 |
Mineral: | Olmiite-Poldervaartite on Hematite |
Locality: | N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa (Type Locality for Olmiite) |
Description: | Tan-colored prismatic olmiite-poldervaartite crystals on dark hematite. This specimen was originally labeled as poldervaartite, but recent tests confirm that crystals may be zoned from olmiite to poldervaartite and visual identification is not possible. |
Overall Size: | 10x6x3 cm |
Crystals: | 2-8 mm |
Archived: | For reference only |
© AllMinerals/JohnBetts-FineMinerals All Rights Reserved
The minerals illustrated on this site are presented for reference purposes only. The owner of this site did not collect the minerals and collectors should not assume access is permitted to the property based on inclusion in this museum. Please contact the property owner to obtain legal permission before entering private property.