Description
Capital Mining Areas, A Subsidiary Of Union Corporation Limited
Commodities
PrimaryGold
SecondarySilver, PGE, Osmium, Iridium, Platinum, Ruthenium, Rhodium
TertiarySulfur-Pyrite, Subbituminous, Uranium
Commodity typeM
Deposit
Model193: Quartz pebble conglomerate Au-U (BC name is Paleoplacer U-Au-PGE-Sn-Ti
Deposit sizeL
WorkingsUnderground
Orebody formTABULAR/BLANKET
Ore controlGentle Uplift Of Continental Mass; Erosion; Peneplanation; Folding; Faulting; Volcanicity; Dike Injection And Build-Up Of Younger Sediments.
Materials
Ore mineralsChalcopyrite, Galena, Sphalerite, Uraninite
Geology
Host rockQuartzite,Shale,Conglomerate · Ecca Series, Karroo System; Shale, Sandstone & Coal;Transvaal System--Dolomite;Witwatersrand System (Upper Division)-Quartzite, Shales, Grits And Conglomerates
Associated rockVolcanic Rock (Aphanitic) · Ventersdorp System-Lava
StructureUnique Continuity Of Gold-Bearing Horizons Over Extended Area, Though Well Marked By Folding, Faulting And (Locally) Erosion And Redeposition Of Overlying Conformable Sediments., Synclinal Basin Separated From Central And East Rand Occurrences Of The Witwatersrand System. Unconformable Ecca Series, Karroo System Shales, Sandstones And Coal Are Notable. Dips Variable, Faulting Severe.
Tectonic settingPlatform
AlterationNone
Economic & production
Development statusProducer
First production1962
Discovery year1951
Identification
Deposit ID10078489
MRDS IDW026836
RegionAF
Data scoreA
Coordinates-26.51325, 29.10144
References
UNION CORPORATION LIMITED, ANNUAL REPORT; 1975MINERAL RESOURCES OF SOUTH-CENTRAL AFRICA; PELLETIER, R. A.; 1964MINING JOURNAL QUARTERLY REVIEW OF SOUTH AFRICAN GOLD SHARES, VOL. 19 . NO. 1 ; MAY 1975COUSINS, 1973, PLATINOIDS IN THE WITWATERSRAND SYSTEM: JOURNAL SOUTH AFRICAN INST. MIN. AND METALL., V. 73, NO. 6, P. 3-5.MERTIE, 1969, ECONOMIC GEOLOGY OF PLATINUM METALS: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 630, P. 45-48.SOUTH AFRICAN GOLD SHARES; IVOR JONES, ROY AND CO., INC., JOHANNESBURG; 197ANALYSES OF WORKING RESULTS, CHAMBER OF MINES OF SOUTH AFRICA (CURRENT YEAR) ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS - 1985 ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS-1986 ; CHAMBER OF MINES OF SOUTH AFRICA - ANALYSIS OF WORKING RESULTS - 1981 ; BRACKEN MINES LIMITED ANNUAL REPORT - 1982 ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS - 1983 ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS - 1984 ; ANALYSES OF WORKING RESULTS, CHAMBER OF MINES OF SOUTH AFRICA - 1980 ; ANALYSIS OF WORKING RESULTS, CHAMBER OF MINES OF SOUTH AFRICA. JANUARY-DECEMBER 1978 ; ANALYSIS OF WORKING RESULTS, CHAMBER OF MINES OF SOUTH AFRICA. JANUARY-DECEMBER 1979 ; ANALYSIS OF WORKING RESULTS, CHAMBER OF MINES OF SOUTH AFRICA, JANUARY-DECEMBER 1977