Marico Underground

RANKIN G, 1975, "CHROMIUM AND FERROCHROMIUM IN SOUTHAFRICA", SAUNDERS AND TAYLOR, INC., INVESTMENT INDUS-TRY REPORT, JOHANNESBURG, S.A., P. 84-87COERTZE F J, COERTZE C B, "CHROMIUM", P. 117-122.MACGREGOR B I, "A REFRACTORY CHROME ORE DEPOSIT IN THEGROOT-MARICO DISTRICT, TRANSVAAL", THE GEOLOGY OF SOMEORE DEPOSITS SOUTH AFRICA, GEOLOGICAL SOCIETY OF SOUTHAFRICA, 1964, VOL. II, P. 203-207.SIEMS P L, CRIST E M, SHEEHAN L E, BHATT B, "CHROMITE MINESAND RESOURCES IN THE REPUBLIC OF SOUTH AFRICA", UNI-VERSITY OF IDAHO, DEC. 1976, P. 1-34.SOCIETY OF ECONOMIC GEOLOGIST, "GEOLOGYOF THE BUSHVELD IG-NEOUS COMPLEX", MAGMATIC ORE DEPOSITS: A SYPOSIUM, ECON-OMIC GEOLOGY PUBL. CO., LANCASTER PA, 1969, P. 1-39.THE TEX REPORT CO. LTD. P. 106-112, 128.MINING MAGIZINE, AUG. 1981, P. 84-93.GOLDER ASSOCIATES, 1981, "DEPOSIT PROFILE - MARICO(NIETVERDIEND), TRANSVAAL, SOUTH AFRICA.SILK M H, 1988, "WORLD CHROMITE RESOURCE AND FERROCHROMIUMPRODUCTION", MINTEK SPECIAL PUBL. NO 11.DAVIDOFF R L, BOYLE E H JR., 1988, "NOTES FROM VISIT TO THEREPUBLIC OF SOUTH AFRICA", USBM, MINERALS AVAILIBILITYFIELD OFFICE.