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Sturmanite
N'Chwaning II Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province, South Africa
14,0 x 9,0 x 6,5 cm
(Author: MIM Museum)
| Dimensions: | 1600 x 1066 |
| File size: | 261.58 kbytes |
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