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

Madziwa

Producer in Zimbabwe with commodities Copper, Nickel
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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. Ownership information
  11. Reserves and resources
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10257203
MAS/MILS ID 7960000001
Record type Site
Current site name Madziwa
Alternate or previous names Sulfide Hill Deposit, Amms Deposit

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 31.66802, -17.04707 (WGS84)
Elevation 970
Location accuracy 10000(meters)

Site location context

Political divisions (FIPS codes)

Zimbabwe(country)

Africa(continent)

Land(continent)

Geographic areas

Country
Zimbabwe

Commodities

Commodity Importance
Copper Secondary
Nickel Critical Primary

Materials information

Materials Type of material
Chalcopyrite Unknown
Pentlandite Unknown
Pyrite Unknown
Pyrrhotite Unknown

Nearby scientific data

Ore Body (1) 31.66802, -17.04707
ListMap

Economic information

Ore body information

  • Width 60M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 STOCKWORK
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control FAULTING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Date of Last Modification 830712
  • Area 1500HA
    Field Value
    Total Surface Area (HA) 1500
    Date of Last Modification 910418

Comments on the geologic information

  • MAIN ORE BODY AT SULFIDE HILL IS A NEAR-VERTICAL, VERY IRREGULAR PIPE, ROUGHLY 30 BY 120 M IN CROSS SECTION. AT AMMS THE ORE ZONE CONSISTS OF SEVERAL LENTICULAR, STEEPLY INCLINED BODIES. OTHER REFERS TO MAJOR FOLDING.

Economic information about the deposit and operations

Operation type Underground
Development status Producer
Commodity type Metallic
Significant Yes
Discovery year 1959
Mining method Combined Methods - Other Combined Methods
Year of first production 1980
Milling method Flotation

Ownership information

  • Type Operator
    Owner Madziwa Mines Ltd. Co.
    Home office South Africa
    Year 1981
  • Type Owner
    Owner Bindura Nickel Corp. Ltd.
    Interest 100
    Home office South Africa
    Year 1981

Comments on the ownership information

  • MADZIWA MINES LTD. IS A WHOLLY-OWNED SUBSIDIARY OF BINDURA NICKEL CORP.

Reserves and resources

  • Type In-situ
    Estimate year 1992
    Measured 728900mt ore
    Demonstrated 728900mt ore
    Total resources 728900mt ore
    Commodity Subtype Grade units Group Importance Year
    Nickel Ni 0.96 wt-pct Nickel Major 1992

Comments on the reserve resource information

  • M2C1 = M9C5. COLUMN 2 FROM NICKDATA,1987. BINDURA PRODUCTION UNIT. COLUMN 3 FROM ZIMBABWE CHAMBER OF MINES JOURNAL, 1987. PROBLEMS ASSOCIATED WITH THE PROCESSING OF NICKEL ORES IN ZIMBABWE. MASHANYARE AND STORY. PP. 21-37.

Workings at the site

  • Type of workings Underground
    Overall depth 750M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ACTUAL
    Mining Method OPEN STOPE
    Hardness of Rock UNKNOWN
    Rock Characteristics UNKNOWN
    Rock Support Chars. UNKNOWN
    Mine Support Chars. UNKNOWN
    Number of Shafts 1
    Number of Adits 8
    1st Condition of Workings OPEN
    Capacity 1500
    Capacity Units MT ORE/DAY
    Unit Production Cost 12.85
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 3
    Year of Information 1981
  • Type of workings Underground
    Overall depth 384M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 2
    Status of Mining Method ACTUAL
    Mining Method OPEN STOPE
    Number of Shafts 1
    Number of Adits 10
    1st Condition of Workings OPEN
    Unit Production Cost 12.85
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 3
    Year of Information 1981

Comments on other economic factors

  • ORE FROM THE AMMS MINE IS TRUCKED 7 KM TO THE MILL ON THE SULFIDE HILL MINE SITE. NI-CONC. IS TRANSPORTED FROM THE MILL TO A RAILHEAD.
  • SOURCE LISTS THE MADZIWA MINE AS SCHEDULED TO CLOSE BY 1992.

Reference information

Bibliographic references

  • Deposit

    ANNUAL REPORT. BINDURA NICKEL CORPORATION LIMITED.1979.

  • Deposit

    STAGMAN, V.G. "AN OUTLINE OF THE GEOLOGY OF RHODESIA."

  • Deposit

    RHODESIA GEOLOGICAL SURVEY BULLETIN NO.80. P.12,13,14,

  • Deposit

    33.

  • Deposit

    VISIT TO TROJAN AND BSR BY THE INSTITUTION OF MINING AND

  • Deposit

    METALLURGY--RHODESIA SECTION. RHODESIAN NICKEL

  • Deposit

    CORPORATION LIMITED. DESCRIPTION OF RHODESIA OPERATION.

  • Deposit

    U.S. BUREAU OF MINES MINERALS YEARBOOK. 1966-1967.

Reporter information

Type Date Name Affiliation Comment
Reporter 10-MAR-97 Bleiwas, Donald 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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