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Blyvooruitzicht

Producer in South Africa with commodities Gold, PGE, Silver, Uranium
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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. Reporter information

Geologic information

Identification information

Deposit ID 10232163
MRDS ID ISM0327
MAS/MILS ID 7910200070
Record type Site
Current site name Blyvooruitzicht
Related records 10134651, 60000647, 10256262

Geographic coordinates

Point of reference Claim
Geographic coordinates: 27.38146, -26.4266 (WGS84)
Elevation 1600
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
PGE Critical Tertiary
Silver Secondary
Uranium Secondary

Materials information

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

Nearby scientific data

Claim (1) 27.38146, -26.4266
ListMap

Economic information

Ore body information

  • Strike N80E
    Dip 33S
    Thickness 1.2M
    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 N80E:33S
    Minimum Depth to Top 1500
    Date of Last Modification 860205
  • Area 2025HA
    Field Value
    Total Surface Area (HA) 2025
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Underground
Development status Producer
Commodity type Metallic
Significant Yes
Year of first production 1942
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 Blyvooruitzicht Gold Mining Co. Ltd.
    Interest 100
    Home office South Africa
    Year 1982
  • Type Owner
    Owner Barcow Rand Group
    Home office South Africa
    Year 1982

Production statistics

  • Year 1976
    Description 1945000 Mt Of Ore Milled/Yr
  • Year 1977
    Description 1736000 Mt Of Ore Milled/Yr
  • Year 1978
    Description 2964000 Mt Of Ore Milled/Yr
  • Year 1979
    Description 3110000 Mt Of Ore Milled/Yr
  • Year 1980
    Description 3205000 Mt Of Ore Milled/Yr
  • Year 1981
    Description 3308999 Mt Of Ore Milled/Yr

Reserves and resources

  • Type In-situ
    Estimate year 1993
    Demonstrated 2530000mt ore
    Total resources 2530000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 18.5 g/mt Gold Major 1993

Comments on the reserve resource information

  • WAS UPDATED FOR THE 1992 AU AVAILABILITY STUDY. 1989 PROD. = 305,158 OZ. AU FROM MILLING 2,240,000 MT ORE. 1991 PROD. = 296,265 OZ AU FROM TREATING 2,351,000 TNS ORE.
  • M3C1=M1C1+M2C1. Q-MAT 1=CARBON LEADER REEF TOTAL- 11.4 M MT AT 10G/MT AU. Q-MAT 2=SLIMES DAM TOTAL- 20 MILLION MT AT 200G/MT U3O8. Q-MAT 3=TOTAL DEMONSTRATED RESOURCES AS OF 1982 - 31.4 MILLION MT AT 3.6 G/MT AU AND 164 G/MT U3O8. ADDITIONAL RESOURCES FROM MAIN REEF, BLACK REEF, AND NORTH LEADER REEF, ARE AVAILABLE WITH LOWER GOLD GRADE (4.4 G/MT-2.9G/MT).

Workings at the site

  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Mining Method STRIP-LEVEL
    Avg. Overburden Thickness 0
    Hardness of Ore SAND, SILT
    Capacity 3429
    Capacity Units MT ORE/DAY
    Unit Production Cost 2.5
    Units of Production $/MT ORE
    Operating Days per Year 350
    Operating Shifts per Day 3
    Year of Information 1982
  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Mining Method STRIP-LEVEL
    Avg. Overburden Thickness 0
    Hardness of Ore SAND, SILT
    Capacity 5714
    Capacity Units MT ORE/DAY
    Unit Production Cost 2.5
    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 1750M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method BREAST STOPING 10-30
    Percent Waste Rock 0
    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 3
    1st Condition of Workings OPEN
    Capacity 5429
    Capacity Units MT ORE/DAY
    Unit Production Cost 26.02
    Units of Production $/MT ORE
    Operating Days per Year 350
    Operating Shifts per Day 3
    Year of Information 1982

Comments on other economic factors

  • NEW URANIUM RECOVERY PLANT INSTALLED IN 1978. THE CIRCUIT CONSISTED OF BUCKET-WHEEL EXCAVATOR AT A RATE OF 100,000 T SOLID/MO., ACID LEACHING IN PACHUCAS, A FIVE-STAGE CCD WASHING SECTION, TWO PARALLEL CIX ABSORPTION COLUMNS AND TWO ELUTION COLUMNS, SX, AND AN ADU PRECIPITATION SECTION. DORE BULLION IS TRUCKED TO RAND REFINERY FOR FURTHER SEPARATION OF GOLD AND SILVER.

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

    PRETORIUS, D.A. 1981, GOLD AND URANIUM IN QUARTZ-PEBBLE

  • Geology

    CONGLOMERATES. ECONOMIC GEOLOGY 75TH ANNIVERSARY VOLUME,

  • Geology

    PP. 117-138.

  • 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

    MINING JOURNAL SUPPLEMENT. NOV.3,1978.

  • Reserve-Resource

    AME MINERAL ECONOMICS, JUNE 1993, P. 32.

  • Deposit

    TOOMBS, R.B., A SURVEY OF THE MINERAL INDUSTRY OF SOUTH

  • Deposit

    AFRICA, MINERAL INFORMATION BULLETIN MR 58, MINERAL

  • Deposit

    RESOURCES DIVISION, DEPARTMENT OF MINES, OTTAWA, 1962.

  • Deposit

    WORLD MINING, WITWATERSRAND GOLD, MAY 1977, P. 50-53.

  • Deposit

    WORLD MINING REGISTER 76-77, MILLER FREEMAN PUBLICATIONS,

  • Deposit

    INC., 1977.

  • Deposit

    MINTER, W.E.L., DETRITAL GOLD, URANIUM, AND PYRITE CON-

  • Deposit

    CENTRATIONS RELATED TO SEDIMENT GEOLOGY IN THE PRECAMBRI-

  • Deposit

    AN VAAL REEF PLACER, WITWATERSRAND, SOUTH AFRICA, ECONO-

  • Deposit

    MIC GEOLOGY; V. 71, NO. 1, 1977, P. 157-176.

  • Deposit

    ENGINEERING AND MINING JOURNAL INTERNATIONAL DIRECTORY OF

  • Deposit

    MINING AND MINERAL PROCESSING OPERATIONS, MC GRAW HILL,

  • Deposit

    NEW YORK, 1976.

  • Deposit

    SOUTH AFRICA, GEOLOGICAL SURVEY SPECIAL PUBLICATION NO. 18,

  • Deposit

    1972.

  • Deposit

    MINING ANNUAL REVIEW, MINING JOURNAL, LONDON, 1977, P. 431-

  • Deposit

    443.

  • Deposit

    COETZEE, C.B., MINERAL RESOURCES OF SOUTH AFRICA, GEOLOGICAL

  • Deposit

    SURVEY PUBLICATION, HANDBOOK 7, FIFTH EDITION, 1976,

  • Deposit

    P. 39-74, 233-240.

  • Deposit

    MINING JOURNAL, QUARTER ENDING, JUNE 1977.

  • Deposit

    THE MINERAL RESOURCES OF THE UNION OF SOUTH AFRICA, GEOLOGI-

  • Deposit

    CAL SURVEY PUBLICATION, 1959, FOURTH EDITION.

  • Deposit

    WATERMEYER, G.A. AND HOFFENBERG, S.N., WITWATERSRAND MINING

  • Deposit

    PRACTICE, THE TRANSVAAL CHAMBER OF MINES, GOLD PRODUCERS

  • Deposit

    COMMITTEE, 1932.

  • Deposit

    BLYVOORUITZICHT GOLD MINING CO., LTD., ANNUAL FINANCIAL

  • Deposit

    STATEMENTS, 1975, 1976.

  • 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

    1981.

  • 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.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1994 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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