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Africa
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Precambrian
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upper Precambrian
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J. E. J. Martini
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Journal Article
The Delmas silica deposit, Transvaal; a mega-sinkhole filled with beach sand during the Pretoria Group transgression; discussion and reply
Publisher: Geological Society of South Africa
Published: 01 March 1997
South African Journal of Geology (1997) 100 (1): 111–113.
Journal Article
Hydrothermal veins and pre-Waterberg palaeogossans in the Bushveld granite of Blackwood Camp, Transvaal
Publisher: Geological Society of South Africa
Published: 01 December 1990
South African Journal of Geology (1990) 93 (5-6): 754–760.
Journal Article
As-Zn mineralization associated with a Proterozoic geothermal system in the Rooiberg Group
Publisher: Geological Society of South Africa
Published: 01 September 1988
South African Journal of Geology (1988) 91 (3): 337–345.
