Description
H.F. Syndicate
Commodities
PrimaryGold
SecondaryPGE, Silver
TertiarySulfur-Pyrite, Uranium
Commodity typeM
Deposit
Deposit sizeL
WorkingsUnderground
Orebody formTABULAR/BLANKET
Ore controlGentle Uplift Of Continental Mass; Erosion; Peneplanation; Folding; Faulting; Volcanicity; And Build-Up Of Younger Sediments. Gold Values Range Erratically From High To Low
Geology
Host rockQuartzite,Shale,Conglomerate,Volcanic Rock (Aphanitic) · Transvaal System-Dolomite;Witwatersrand System (Upper Division)-Quartzites, Shales, Grits, Conglomerates And Carbon Granules
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 Sediments, Gentle Dip Regionally, With Folds And Faults Locally. Overlying Lavas And Dolomites Are Massive.
Tectonic settingPlatform
AlterationNone
Economic & production
Development statusProducer
First production1894
Discovery year1890
Identification
Deposit ID10079050
MRDS IDW027866
RegionAF
Data scoreB
Coordinates-26.22993, 28.21812
References
MINERAL RESOURCES OF SOUTH - CENTRAL AFRICA; PELLETIER, R.A.; 1964MINERAL RESOURCES OF THE REPUBLIC OF SOUTH AFRICA, FIFTH EDITION, HANDBOOK 7 ; 1976SOUTH AFRICAN MINING & ENGINEERING JOURNAL, JANUARY 1973IVOR JONES, ROY & COMPANY, INC., SOUTH AFRICAN GOLD SHARES: JOHANNESBURG, IVOR JONES, ROY & COMPANY, INC.SOUTH AFRICAN MINING AND ENGINEERING JOURNAL, 1973, SOUTH AFRICAN MINING AND ENGINEERING JOURNAL, JANUARY 1973.E.R.P.M. BROCHURE, 1963.*503 IVOR JONES, ROY & COMPANY, INC., SOUTH AFRICAN GOLD SHARES: JOHANNESBURG, IVOR JONES, ROY & COMPANY, INC.BARLOW RAND LIMITED, 1976, ANNUAL REPORTS.BARLOW RAND LIMITED, 1975, ANNUAL REPORTS.CHAMBER OF MINES OF SOUTH AFRICA ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS - 1985 ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS-1986 ; CHAMBER OF MINES OF SOUTH AFRICA LIMITED - ANALYSIS OF WORKING RESULTS - 1981 ; CHAMBER OF MINES-ANALYSIS OF WORKING RESULTS-1982 ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS - 1983 ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS - JUNE 30, 1985 ; ANALYSIS OF WORKING RESULTS, CHAMBER OF MINES OF SOUTH AFRICA. JANUARY - DECEMBER 1979 ; ANALYSES OF WORKING RESULTS, CHAMBER OF MINES OF SOUTH AFRICA - 1980 ; ANALYSIS OF WORKING RESULTS. CHAMBER OF MINES OF SOUTH AFRICA. JANUARY - DECEMBER 1978