Cadle, Anthony Burnard2017-02-152017-02-151995Cadle, Anthony Burnard (1995) Deposiotional systems of the permian Vryheid formation highveld coalfield, South Africa: their relationship to coal seam occurence and distribution, University of Witwatersrand, Johannesburg, <http://wiredspace.wits.ac.za/handle/10539/22025>http://hdl.handle.net/10539/22025The Permo-Carboniferous Dwyka Group and Vryheid Formation of the Karoo. Sequence in the Highveld Coalfield are analysed to determine the depositional systems operative during sedimentation. The investigation involves the processing of "629" borehole cores and logs in an area of 860km2.[Abbreviated Abstract. Open document to view full version]Online resource (316 pages)enCoal--South AfricaCoal--Geology--South Africa--Northern HighveldGeology, Stratigraphic--PermianSedimentation and deposition--Research--South AfricaCoal mines and mining--Research--South AfricaThesis