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Elandsrand Buffelsdoorn

Producer in South Africa with commodities Gold, Silver
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Mineral rights holdings
  12. Ownership information
  13. Production statistics
  14. Reserves and resources
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10183259
MRDS ID W030994
MAS/MILS ID 7910200069
Record type Site
Current site name Elandsrand Buffelsdoorn
Alternate or previous names Elandsrand, Elandsrandbuffelsdoorn
Related records 10106173

Geographic coordinates

Point of reference Claim
Geographic coordinates: 27.38476, -26.4633 (WGS84)
Elevation 1500
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

South Africa(country)

Africa(continent)

Land(continent)

Geographic areas

Country
South Africa

Commodities

Commodity Importance
Gold Primary
Silver Secondary

Materials information

Materials Type of material
Gold Unknown
Pyrite Unknown
Quartz Unknown
Silver Unknown
Uraninite Unknown

Nearby scientific data

Claim (1) 27.38476, -26.4633
ListMap

Economic information

Ore body information

  • Strike N50E
    Dip 22S
    Thickness 1M
    Depth to top 2000M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Primary mode of Origin SEDIMENTATION
    Primary Ore Control LITHOLOGY
    Degree of Wallrock Alter. NONE
    Strike And Dip N50E:22S
    Minimum Depth to Top 1786
    Date of Last Modification 860205
  • Strike N50E
    Dip 22S
    Thickness 1M
    Depth to top 2600M
    Field Value
    MAS Matrix # 2
    MAS Column # 1
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Primary mode of Origin SEDIMENTATION
    Primary Ore Control LITHOLOGY
    Degree of Wallrock Alter. NONE
    Strike And Dip N50E:22S
    Minimum Depth to Top 2000
    Date of Last Modification 860205
  • Area 2618HA
    Field Value
    Total Surface Area (HA) 2618
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Underground
Development status Producer
Commodity type Metallic
Significant Yes
Discovery year 1974
Year of first production 1978
Milling method Hydrometallurgy Unspecified

Mining district

District name West Rand (West Wits Line) Of Witwatersrand Goldfields

Mineral rights holdings

Type of mineral rights Federal Lease

Ownership information

  • Type Owner-Operator
    Owner Elandsrand Fold Mining Co. Ltd.
    Home office South Africa
    Year 1982
  • Type Owner
    Owner Anglo American Corp. Of South Africa, Ltd.
    Home office South Africa
    Year 1979

Production statistics

  • Year 1979
    Description 582000 Mt Of Ore Milled/Yr
  • Year 1980
    Description 985000 Mt Of Ore Milled/Yr
  • Year 1981
    Description 1214000 Mt Of Ore Milled/Yr
  • Year 1982
    Description 1500000 Mt Of Ore Milled/Yr

Reserves and resources

  • Type In-situ
    Estimate year 1977
    Inferred 66000000mt ore
    Total resources 66000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 11.8 g/mt Gold Major 1977
  • Type In-situ
    Estimate year 1993
    Demonstrated 4840000mt ore
    Total resources 4840000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 11.9 g/mt Gold Major 1993

Comments on the reserve resource information

  • Q-MAT 1=VENTERSDORP CONTACT REEF ABOVE 2000 METERS. Q-MAT 2=VENTERSDORP CONTACT REEF BETWEEN 2000 AND 3117 M. M3C1=M1C1+M2C1 Q-MAT 3=TOTAL DEMONSTRATED RESOURCES, AS OF 1982, OF 60 MILLION MT, AVERAGING 8.55 G/MT OF AU AND 0.9 G/MT OF AG. 15% OF THE TOTAL RESOURCE IS ABOVE 2000 METERS, AND 75% BELOW 2000 METERS.
  • 1989 PROD. = 417,030 OZ AU FROM MILLING OF 1,944,600 MT ORE. WAS UPDATED FOR THE 1992 AU AVAILABILITY STUDY. 1991 PROD. = 478,724 OZ AU FROM TREATING 2,276,000 MT ORE 1992 ADIT RESERVES STILL SAME AS FOR 1983 AVAIL.STUDY.

Workings at the site

  • Type of workings Underground
    Overall depth 1820M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method BREAST STOPING 10-30
    Percent Recovery 95
    Hardness of Rock HARDROCK FISSURED WITH MODERATE WATER
    Rock Characteristics MULTIPLE SYSTEMS OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING
    Mine Support Chars. POST, HEADBOARD, CAPS, ROOF BOLTS
    Number of Shafts 2
    1st Condition of Workings OPEN
    Capacity 5714
    Capacity Units MT ORE/DAY
    Unit Production Cost 50.27
    Units of Production $/MT ORE
    Operating Days per Year 350
    Operating Shifts per Day 3
    Year of Information 1982
  • Type of workings Underground
    Overall depth 2600M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method ACTUAL
    Mining Method BREAST STOPING 10-30
    Percent Recovery 100
    Hardness of Rock HARDROCK FISSURED WITH MODERATE WATER
    Rock Characteristics MULTIPLE SYSTEMS OF WEAKNESS PLANES
    Rock Support Chars. SUPPORTING
    Mine Support Chars. POST, HEADBOARD, CAPS, ROOF BOLTS
    Number of Shafts 2
    1st Condition of Workings OPEN
    Capacity 6000
    Capacity Units MT ORE/DAY
    Unit Production Cost 49.94
    Units of Production $/MT ORE
    Operating Days per Year 350
    Operating Shifts per Day 3
    Year of Information 1982

Comments on other economic factors

  • MINING CAPACITY IN 1982 IS 1.5 MILLION MTPY; 75% OF LISTED U1 CAPACITY. U1 MINES ARE ABOVE 2000M, WHICH HAS LOWER GRADE (6.0 G/MT OF GOLD) AND ACCOUNTS FOR 15% OF TOTAL RESOURCES. U2 WOULD MINE AT FULL CAPACITY OF 2.1 MILLION MTPY, AT 8.9 G/MT OF GOLD.
  • TWO RECORDS UNDER ONE DEVELOPMENT SCHEDULE, DUE TO DIFFERENT CAPACITIES AND OPERATING COSTS.

Reference information

Bibliographic references

  • Geology

    ANHAEUSSER, C.R. 1976, THE NATURE AND DISTRIBUTION OF

  • Geology

    ARCHAEN GOLD MINERALIZATION IN SOUTHERN AFRICA. MINERALS

  • Geology

    SCI. ENGNG., V. 8, NO. 1, PP. 46-84.

  • Geology

    BOYLE, R.W. 1979, THE GEOCHEMISTRY OF GOLD AND IT'S

  • Geology

    DEPOSITS. GEOLOGICAL SURVEY OF CANADA, BULL. 280, 584 PP.

  • Geology

    HAUGHTON, S.H., ED. 1964A, THE GEOLOGY OF SOME ORE

  • Geology

    DEPOSITS IN SOUTHERN AFRICA. V. 1, GOLD DEPOSITS OF THE

  • Geology

    WITWATERSRAND BASIN. GEOL. SOC. S. AFRICA, JOHANNESBURG,

  • Geology

    625 PP.

  • Geology

    LIEBENBERG, W.R. 1972, MINERALOGICAL FEATURES OF GOLD

  • Geology

    ORES IN SOUTH AFRICA. PUBLISHED IN GOLD METALLURGY IN SOUTH

  • Geology

    AFRICA, EDITED BY R.J. ADAMSON. CHAMBER OF MINES OF S. AFR.

  • Geology

    MINTER, U.E.L. 1976, DETRITAL GOLD, URANIUM, AND PYRITE

  • Geology

    CONCENTRATIONS PILATED TO SEDIMENTOLOGY IN THE PRECAMBRIAN

  • Geology

    VAAL REEF PLACER, WITWATERSRAND, SOUTH AFRICA. ECONOMIC

  • Geology

    GEOLOGY, V. 71, PP. 157-176.

  • Geology

    ELANDSRAND, SOUTH AFRICA'S NEW DEEP LEVEL GOLD PRODUCER

  • Geology

    TAKES SHAPE. MINING MAGAZINE, NOVEMBER 1975.

  • Geology

    PRETORIUS, D.A. 1975, THE DEPOSITIONAL ENVIRONMENT OF

  • Geology

    THE WITWATERSRAND GOLDFIELDS. A CHRONOLOGICAL REVIEW OF

  • Geology

    SPECULATIONS AND OBSERVATIONS. MIN. SCI. ENGNG., V. 7,

  • Geology

    NO. 1, PP. 18-47.

  • Geology

    SMITH, N.D., AND W.E.L. MINTER. 1980, SEDIMENTOLOGICAL

  • Geology

    CONTROLS OF GOLD AND URANIUM IN TWO WITWATERSRAND PALEO-

  • Geology

    PLACERS. ECONOMIC GEOLOGY, V. 75, PP. 1-14.

  • Production

    ADAMSON, R.J. (ED.). 1972, GOLD METALLURGY IN SOUTH

  • Production

    AFRICA, CHAMBER OF MINES OF SOUTH AFRICA, 452 PP.

  • Production

    FINANCIAL TIMES. 1981, MINING INTERNATIONAL YEARBOOK

  • Production

    (SELECTED EXCERPTS).

  • Production

    KING, A.. 1949, GOLD METALLURGY ON THE WITWATERSRAND.

  • Production

    TRANSVAAL CHAMBER OF MINES, 458 PP.

  • Production

    MCQUISTON, F.W. AND R.S. SHOEMAKER. 1975, GOLD AND

  • Production

    SILVER CYANIDATION PLANT PRACTICE. SOCIETY OF MINING ENG.

  • Reserve-Resource

    WORLD MINING. RAPID PROGRESS REPORTED AT NEW GOLD MINES,

  • Reserve-Resource

    JAN. 1975, P.31.

  • Reserve-Resource

    AME MINERAL ECONOMICS QUARTERLY MINE ANALYSIS, JUN 93,P. 32.

  • Deposit

    WORLD MINING. WHAT'S GOING ON IN WORLD MINING. APRIL 1975,

  • Deposit

    PP.70-71.

  • Deposit

    WORLD MINING. WHAT'S GOING ON IN WORLD MINING. JUNE 1978,

  • Deposit

    P.58.

  • Deposit

    MINING MAGAZINE.NOV.1975.PP.373-383.

  • Deposit

    ENGINEERING AND MINING JOURNAL.DEC. 1972, P.21.

  • Deposit

    WORLD MINING. HOW ELANDSRAND SPEEDED DEEP SHAFT SINKING AND

  • Deposit

    SAVED TIME AND MONEY. AUG.1978, PP.42-45.

  • Deposit

    MINING MAGAZINE. MARCH 1977, P.147.

  • Deposit

    MINING MAGAZINE. ELANDSRAND. NOV. 1975, PP.373-383.

  • Deposit

    WORLD MINING. WHAT'S GOING ON IN WORLD MINING. JUNE 1978.

  • Deposit

    DMA SERIES 1501. SHEET SG35-11. SCALE 1:250,000.

  • Deposit

    ANNUAL REPORT OF ELANDSRAND GOLD MINING CO. LTD., 1977 &

  • Deposit

    1981.

  • Deposit

    CHAMBER OF MINES OF SOUTH AFRICA, 1981, RAND REFINERY,

  • Deposit

    P.R.D. SERIES NO. 255, 20PP.

  • Deposit

    CHAMBER OF MINES OF SOUTH AFRICA, 1980, GOLD IN SOUTH

  • Deposit

    AFRICA, P.R.D. SERIES NO. 241, 28PP.

  • Deposit

    CHAMBER OF MINES, 1980, OVERVIEW OF THE SOUTH AFRICAN

  • Deposit

    MINING INDUSTRY.

  • Deposit

    ELEVATORSKI, E.A. 1981, GOLD MINES OF THE WORLD.

  • Deposit

    PUBLISHED BY MINOBRAS, PP. 78-86.

  • Deposit

    POTTS, D. 1981, THE SOUTH AFRICAN GOLD MINING INDUSTRY,

  • Deposit

    1981. PUBLISHED BY CONSOLIDATED GOLD FIELDS, LTD., PP.17-85.

  • Deposit

    GOLD INSTITUTE. 1981, GOLD REGULATIONS AND TAXES FOR

  • Deposit

    MINING, REFINING, MANUFACTURING AND TRADE IN THIRTEEN

  • Deposit

    COUNTRIES. PP. 74-79.

  • Deposit

    CHAMBER OF MINES OF SOUTH AFRICA. 1982, ANALYSIS OF

  • Deposit

    WORKING RESULTS, OCTOBER-DECEMBER, 1981, 8 PP.

  • Deposit

    CHAMBER OF MINES OF SOUTH AFRICA. 1981, 91ST ANNUAL

  • Deposit

    REPORT AND STATISTICAL TABLES. 116 PP.

  • Deposit

    MINING JOURNAL RESEARCH SERVICES. 1982, PRODUCTION AND

  • Deposit

    CAPITAL EXPENDITURES FOR THE SOUTH AFRICAN GOLD MINES, 1966-

  • Deposit

    MINING JOURNAL RESEARCH SERVICES. 1982, SUMMARY REPORT

  • Deposit

    OF PRODUCTION AND RECOVERY FOR THE SOUTH AFRICAN GOLD MINES,

  • Deposit

    1966-1981.

  • Deposit

    MOHIDE, T.F. 1981, GOLD MINERAL POLICY BACKGROUND PAPER

  • Deposit

    NO. 12. ONTARIO MINISTRY OF NATURAL RESOURCES, PP. 84-112.

  • Deposit

    STORRAR, C.D. 1981, SOUTH AFRICAN MINE VALUATION.

  • Deposit

    CHAMBER OF MINES OF SOUTH AFRICA, 470 PP.

General comments

Subject category Comment text
Deposit 11 KM SSE OF CARLTONVILLE,JUST SW OF W.DEEP LEVELS. EXPECTED PRODCTION BY 1979. CAPACITY SAID TO BE SIMILAR TO DEELKRAAL(1,680,000 MT ORE /YR.)

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-94 Boyle, Ed U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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