| Reference | {Deposit:: FURNELL, R.G., 1978, UNPUBLISHED REPORT, JOHANNESBURG CONSOLIDATED INVESTMENT COMPANY LIMITED, 29 PP.}{Deposit:: SOUTH AFRICAN COMMITTEE FOR STRATIGRAPHY (SACS), 1980, STRATIGRAPHY OF SOUTH AFRICA, PART 1 COMPILED BY L.E. KENT, SOUTH AFRICA GEOLOGICAL SURVEY, HANDBOOK 8, P. 53-56.} |