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Big Syncline Aggeneys Area

Prospect in South Africa with commodities Copper, Lead, Silver, Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Ownership information
  9. Reserves and resources
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10280402
MRDS ID W031006
MAS/MILS ID 7910050067
Record type Site
Current site name Big Syncline Aggeneys Area
Related records 10080052

Geographic coordinates

Point of reference Claim
Geographic coordinates: 18.81828, -29.1966 (WGS84)
Elevation 1050
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

South Africa(country)

Africa(continent)

Land(continent)

Geographic areas

Country
South Africa

Comments on the location information

  • DEPOSIT COVERS LARGE AREA JUST NORTH OF TOWN OF AGGENEYS (NORTH WEST AND NORTH EAST ALSO).CO-ORDINATES ARE OF POINT ON EAST END OF AGENYS BERGE, 2.5 KM WNW OF TOWN OF AGGENEYS- ONLY 5.5 KM NW OF BROKEN HILL DEPOSIT (SEQ. 791-005-0012).

Commodities

Commodity Importance
Copper Tertiary
Lead Primary
Silver Secondary
Zinc Critical Primary

Nearby scientific data

Claim (1) 18.81828, -29.1966
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Prospect
Commodity type Metallic
Deposit size Large
Significant No
Discovery year 1973

Ownership information

  • Type Owner
    Owner Black Mountain Mineral Development Co. Ltd.(Bmmdc)
    Interest 100
    Home office South Africa
    Year 1979

Comments on the ownership information

  • BLACK MTN. MINERAL DEVEL. CO.LTD. IS 49% OWNED BY PHELPS DODGE OF AFRICA,LTD. AND 51% BY GOLD FIELDS OF SOUTH AFRICA.

Comments on the production information

  • DISCOVERED IN 1973 WHILE CO. IN PROCESS OF EXPLORING NEARBY BLACK MOUNTAIN AND BROKEN HILL DEPOSITS. RECONNAISSANCE DRILLING DURING 1974 INDICATED AN AREA CONTAINING 58,955,000 MT GRADING 1.23% PB, 2.88% ZN AND 0.5 OZ AG/ST.

Reserves and resources

  • Type In-situ
    Estimate year 1979
    Indicated 101000000mt ore
    Demonstrated 101000000mt ore
    Total resources 101000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Zinc Zn 2.45 wt-pct Zinc Major 1979
    Lead Pb 1.0099 wt-pct Lead Major 1979
    Silver Ag 13.6999 g/mt Silver Minor 1979
    Copper Cu 0.04 wt-pct Copper Trace 1979

Reference information

Bibliographic references

  • Deposit

    MINING MAGAZINE. PROGRESS CONTINUES AT AGGENEYS, MARCH 1979,

  • Deposit

    PP.206-213.

  • Deposit

    DMA SERIES 1501 MAP, SHEET SH 34-5, SCALE 1:250,000.

  • Deposit

    MINING MAGAZINE, JUNE 1975.

  • Deposit

    COAL GOLD AND BASE MINERALS OF SOUTHERN AFRICA, APRIL 1974,

  • Deposit

    PP.49-51.

  • Deposit

    MINING MAGAZINE, JUNE 1977, P.432.

  • Deposit

    MINING MAGAZINE, APRIL 1974.

Reporter information

Type Date Name Affiliation Comment
Reporter 21-OCT-1983 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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