Basin analysis of the Ecca and lowermost Beaufort beds and associated coal, uranium and heavy mineral beach sand occurrences.  by P.J. Ryan and G.G. Whitfield
Contributors: Whitfield, G.G.
Publisher: University of the Witwatersrand
Place of publication: Johannesburg
Language: eng
Number of pages: 16
Subjects: Geology - South Africa
Notes: 11