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Olmiite-Poldervaartite On Matrix
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Collection |
John Betts - Fine Minerals |
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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. |
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Locality |
N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa |
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Dimensions |
10 x 6 x 3 cm. |
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Specimen Grade |
C |
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Photograph |
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