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South Africa | |
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| [var. Agate] Martins da Pedra collection |
- Frances Baard District Municipality
- Dikgatlong Local Municipality
| Cairncross photo ID 714785 |
- Sol Plaatje Local Municipality
| [var. Carnelian] Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
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| de Witt, M.C.J. (2004) The diamondiferous sediments on the farm Nooitgedacht (66), Kimberley South Africa. South African Journal of Geology, 107(4), 477-488. |
- John Taolo Gaetsewe District Municipality
- Ga-Segonyana Local Municipality
| Cairncross, Bruce (2004) Field Guide to Rocks & Minerals of Southern Africa. 288pp. |
- Joe Morolong Local Municipality
| Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
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| Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
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| Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
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| Preston, P. C. C. R. (2009). Physical and chemical characterization of the manganese ore bed at the Mamatwan mine, Kalahari manganese field (Doctoral dissertation).
Gutzmer, J. (1996). Genesis and alteration of the Kalahari and Postmasburg manganese deposits, Griqualand West, South Africa (Doctoral dissertation, Rand Afrikaans University).
Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
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| Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
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| Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
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| Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
- Namakwa District Municipality
- Karoo Hoogland Local Municipality
| Journal of African Earth Sciences Volume 21, Issue 1, July 1995, Pages 171-186 |
- KhΓ’i-Ma Local Municipality
| Own collection XRD confirmed |
- Richtersveld Local Municipality
| Coetzee, C.B. (1976) Mineral Resources Of The Republic of South Africa, Handbook (fifth edition), for The Department of Mines, Geological Survey, page 405 |
- Pixley ka Seme District Municipality
- Siyathemba Local Municipality
| [var. Carnelian] Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
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| [var. Carnelian] Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, Linden . |
Northern Cape, South Africa