| Reference | {Deposit:: VERMAAK, C.F., AND VON GRUENEWALDT, GERHARD, COMPILERS, 1981, GUIDE TO THE BUSHVELD EXCURSION (JUNE 28-JULY 4, 198-1): GEOLOGICAL SURVEY OF SOUTH AFRICA, 62 P. (THIRD INTERNATI-ONAL PLATINUM SYMPOSIUM, PRETORIA, JULY 6-10, 1981).}{Deposit:: VERMAAK, C.F., 1976, THE NICKEL PIPES OF VLAKFONTEIN AND VICINITY, WESTERN TRANSVAAL: ECONOMIC GEOLOGY, V. 71, NO-. 1, P. 261-286. (C3, PA8, PC1, RR9)}{Deposit:: HAMMERBECK, E.C.I., AND VERMAAK, C.F., 1976, NICKEL, IN COETZEE, C.B., ED., MINERAL RESOURCES OF THE REPUBLIC OF S-OUTH AFRICA: PRETORIA, GOVERNMENT PRINTER, P. 177-181. (PC8,- RR9)} |