... with an abandoned mine in the Witbank Coalfield, South Africa . International Journal of Coal Geology , 45 , 195 – 216 . Carnec , C. and Delacourt , C. , 2000 . Three years of mining subsidence monitored by SAR interferometry, near Gardanne, France . Journal of Applied Geophysics , 43 , 43...

...: Anglo Coal Geological Services, PO Box 1397 Leraatsfontein, Witbank, 1035, South Africa, e-mail: mgrodner@coal.anglo.co.za Editorial Handling: J. M. Barton Jr It is proposed that the beach deposits represent the shoreline during various phases of the evolution of the basin. From...

... of metals with hydrogen sulphide or sulphate. The Witbank Coalfield ( Fig. 1 ) is located in the headwaters of the Olifants River, upstream of Loskop reservoir, in Mpumalanga Province, South Africa, the area being dominated by past and present coal mining. Unfortunately, acid mine drainage is feeding...

... of South African coalfields within the Karoo basins of South Africa. Coalfields for this study are indicated with numbers 1 to 5: 1. Waterberg; 2. Soutpansberg; 3. Witbank; 4. Highveld; 5. Nongoma. (Modified after Catuneanu et al. ( 2005 ), and Hancox and Götz (2014) ). The density separated float...

... resources, the relatively under-developed infrastructure and the need for new mining methods to fully exploit the coal seams. The Waterberg Coalfield will take over from the Witbank, Highveld and Ermelo coalfields as the most important energy source in South Africa in the second quarter of this century...

... , and Weylandites lucifer ( Figure 7 ). The Gwembe Formation has been independently correlated with the No. 4 seam, Witbank Coalfield, South Africa ( Barbolini et al., 2016a ) and Biozone D of the Waterberg Coalfield (Ellisras Basin) ( MacRae, 1988 ). The SFB, MKB, Ellisras, Tshipise (Soutpansberg-Pafuri), mid...

... . Geological Society of South Africa, 1875 – 1878 . Smith , D.A.M. and Whittaker , R.R.L.G. ( 1986b ). The Springs-Witbank Coalfield. In : Annhaeuser , C.R. and Maske , S. (Editors). Mineral Deposits of South Africa. Vol II. Geological Society of South Africa , 1985 – 1994...

... in the underground, were the purpose of investigations near the towns of Saratov in Russia and Witbank and Louis Trichardt in South Africa. Our search for HC compounds in the subsurface was based on the presence of an induced polarization (IP) effect of the electro-osmosis type, superimposed on time domain...

...Figure 1 ( a ) and 1 ( b ). Locality of the study area in South Africa relative to Witbank in the Mpumalanga Province. ...

... indicate a maximum temperature of <120°C, well below the ~230°C block temperature of glauconite in the Rb-Sr system. Therefore the second possibility seems more probable. © 2004 Geological Society of South Africa 2004 “Glauconite” is a term encompassing a wide variety of small rounded globular...

.../Kalahari mines, Venetia mine, and the Witbank coal field. A further 5 events were related to mining activity in the gold mining areas of South Africa, whereas the remaining 63 events were of a tectonic nature. Seven of the tectonic earthquakes occurred in the Ceres cluster and another seven were located...

...Figure 3. Geological map of the Karoo Basin (South Africa) emphasizing the surface distribution of the Karoo dolerites and basalt of the Drakensberg Group. The location the three boreholes (KL 1/65, AB 1/65, and SP 1/69) from which core material was investigated is indicated. Also shown...

... resources. The study area is located in the north-central part of South Africa that spans over four provinces: Gauteng, partially covering the Free State, North West and Mpumalanga ( Figure 2 ). About 990 boreholes that have been considered for the analysis of spatial distribution of sulphate, have...

...E.M. Bordy; S. Spelman; D.I. Cole; P. Mthembi Abstract The Lower Permian Pietermaritzburg Formation is a mudrock-dominated, upward-coarsening stratigraphic unit in the lower Ecca Group (Karoo Supergroup) in the northeastern part of the main Karoo Basin of South Africa. The formation extends over...