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  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Ngwenya Mine

Producer in Swaziland with commodity Iron
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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. Ownership information
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10207714
MAS/MILS ID 7950000001
Record type Site
Current site name Ngwenya Mine
Alternate or previous names Swaziland Iron Ore, Bomvu Ridge

Geographic coordinates

Geographic coordinates: 31.00142, -26.24657 (WGS84)
Elevation 1646

Site location context

Political divisions (FIPS codes)

Swaziland(country)

Geographic areas

Country
Swaziland

Commodities

Commodity Importance
Iron Tertiary

Materials information

Materials Type of material
Hematite Unknown
Kaolin Unknown
Magnetite Unknown
Quartz Unknown
Siderite Unknown

Nearby scientific data

(1) 31.00142, -26.24657
ListMap

Economic information

Ore body information

  • Strike N20E
    Dip 50E
    Length 1981M
    Width 45.7M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Shape of Orebody #2 OTHER
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin RESIDUAL CONCENT
    Primary Ore Control BEDDING
    Secondary Ore Control LITHOLOGY
    Degree of Wallrock Alter. NONE
    Strike And Dip N20E:50E
    Minimum Depth to Top 0
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Surface
Development status Producer
Commodity type Metallic
Significant No
Discovery year 1946
Year of first production 1964

Mining district

District name Jamestown Area

Ownership information

  • Type Owner-Operator
    Owner Swazicand Iron Ore Development Co
    Home office Swaziland
    Year 1975
  • Type Owner
    Owner Anglo American Corp. Of South Africa, Ltd.
    Home office South Africa
    Year 1975

Workings at the site

  • Type of workings Surface
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method BENCH (BERM)
    Percent Waste Rock 74
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 10
    Max. Pit Slope (degrees) 54
    Capacity 6350
    Capacity Units MT ORE/DAY
    Unit Production Cost 1.39
    Units of Production $/MT ORE
    Year of Information 1975

Reference information

Bibliographic references

  • Deposit

    MINIG ANNUAL REVIEW, 1973, P.67; 1972, P.338.

  • Deposit

    MINING MAGAZINE, 1972, P.560-561; 1967, P.154-163.

  • Deposit

    MINING JOURNAL, 1970, JAN.,P.93, APR.,P.345; 1968, SEPT.,P.1

  • Deposit

    HEEVER, C. & ATTRIDGE, R.A., 1970, OPENCAST MINING AT THE SW

  • Deposit

    IRON ORE DEV. CO. LTD: ASSOC. MINE MANGERS SO. AFR., PAPE

  • Deposit

    DIS., P.227-322.

  • Deposit

    DEKUN, 1965, THE MINERAL RESOURCES OF AFRICA: ELSEVIER PUB.

  • Deposit

    BURSILL, C., LUYT, & URIE, 1964, THE BOMVU RIDGE IRON ORE DE

  • Deposit

    THE GEOL. SOME ORE DEP. SOUTHERN AFR., V.II, HORTORS, JOH

  • Deposit

    BURG, GEOL. SOC. S.A., P.405-412.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Unknown 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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