Mine detail: Durban Deep

Previously called 'Durban Roodepoort Deep'

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Location

Lat / long: -26.19661, 27.86812

Resource(M)

Primary: Gold
Secondary: Osmium, Iridium, Platinum, Rhodium, Ruthenium, Silver
Tertiary: Uranium, Sulfur-Pyrite
Ore: Chalcopyrite, Galena, Gold, Pyrite, Pyrrhotite, Sphalerite
Orebody form: TABULAR/BLANKET
Discovery year: 1887

Production

Operation type: Unknown
Production size: Medium
Development status: Producer
First production started: 1898

Geology

Host rock:Witwatersrand System (Upper Division)-Quartzites, Shales, Grits, Conglomerates And Carbon Granules
Host type:Quartzite,Shale,Conglomerate,Volcanic Rock (Aphanitic)
Associated rock:Ventersdorp System-Lava
Associated type:Volcanic Rock (Aphanitic)
Structure:Unique Continuity Of Gold-Bearing Horizons Over Extended Area, Though Well Marked By Faulting And Folding, And (Locally) Erosion And Redeposition Of Overlying Sediment, Gentle Dips Near Surface, Increasing To 80 Degrees (South) At Current Maximum Mining Depths. Folds And Faults Locally. Intrusive Dikes Penetrate And Dilute Minable Ore Horizons.
Tectonic:Platform
Alteration processes:None

References

MRDSW027862
DEP10079047
Reference{Deposit:: MINERAL RESOURCES OF THE REPUBLIC OF SOUTH AFRICA, FIFTH EDITION, HANDBOOK 7 ; 1976}{Deposit:: MINERAL RESOURCES OF SOUTH-CENTRAL AFRICA; PELLETIER, R.A.; 1964}{Deposit:: BARLOW RAND LIMITED ANNUAL REPORTS; 1975 - 1977}{Deposit:: MERTIE, 1969, ECONOMIC GEOLOGY OF PLATINUM METALS: U.S. GEOLOGICAL SURVEY PROFESSIONAL PAPER 630, P. 45-48.}{Deposit:: COUSINS, 1973, PLATINOIDS IN THE WITWATERSRAND SYSTEM: JOURNAL OF SOUTH AFRICA INST. MIN. AND METALL., V. 73, NO. 6, P. 3-5.}{Deposit:: WAGNER, 1929, PLATINUM DEPOSITS AND MINES OF SOUTH AFRICA: STRUIK (PTY) LTD., CAPETOWN 1973, P. 32-40.}{Deposit:: PARK AND MACDIARMID, 1970, ORE DEPOSITS}{Deposit:: MINING JOURNAL, 1977, V. 288.}{Deposit:: IVOR JONES, ROY & COMPANY, INC., SOUTH AFRICAN GOLD SHARES: JOHANNESBURG, IVOR JONES, ROY & COMPANY, INC.}{Deposit:: MINING JOURNAL, 1975, QUARTERLY REVIEW OF SOUTH AFRICAN SHARES: MINING JOURNAL, V. 19, NO. 1, MAY 1975.}{Production:: CHAMBER OF MINES OF SOUTH AFRICA ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS - 1984 ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS - 1985 ; CHAMBER OF MINES OF SOUTH AFRICA - ANALYSIS OF WORKING RESULTS - 1981 ; CHAMBER OF MINES-ANALYSIS OF WORKING RESULTS-1982 ; CHAMBER OF MINES ANALYSIS OF WORKING RESULTS - 1983 ; 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}
ReporterMccarter, Lorna D., Sweetwood, Charles W.