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Hartley

Prospect in Midlands, Zimbabwe with commodities Cobalt, Copper, Gold, Nickel, Iridium, Osmium, Palladium, Platinum, Rhodium, Ruthenium
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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. Reserves and resources
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10231961
MAS/MILS ID 7960250033
Record type Site
Current site name Hartley
Alternate or previous names Hartley Complex

Geographic coordinates

Point of reference Town
Geographic coordinates: 30.45134, -18.07202 (WGS84)
Elevation 1500
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Midlands(province)

Zimbabwe(country)

Africa(continent)

Land(continent)

Geographic areas

Country State
Zimbabwe Midlands

Comments on the location information

  • MILS LAT/LONG IS FOR THE TOWN OF SELOUS, LOCATED AT THE SOUTH EAST END OF THE DELTA-BHP JV PROPERTY.

Commodities

Commodity Importance
Cobalt Critical Tertiary
Copper Secondary
Gold Secondary
Nickel Critical Secondary
Iridium Critical Tertiary
Osmium Tertiary
Palladium Critical Primary
Platinum Critical Primary
Rhodium Critical Tertiary
Ruthenium Critical Tertiary

Materials information

Materials Type of material
Olivine Unknown
Serpentine Unknown

Nearby scientific data

Town (1) 30.45134, -18.07202
ListMap

Economic information

Ore body information

  • Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 OTHER
    Shape of Orebody #1 TABULAR
    Shape of Orebody #2 MASSIVE
    Primary mode of Origin OTHER
    Primary Ore Control FAULTING
    Secondary Ore Control IGNEOUS
    Degree of Wallrock Alter. SLIGHT
    Type of Wallrock Alter. #1 PROPYLITIC
    Date of Last Modification 960710

Comments on the geologic information

  • THE HARTLEY COMPLEX IS ONE OF FOUR COMPLEXES MAKING UP THE GREAT DIKE.

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Commodity type Metallic
Significant Yes
Mining method Open Stope - Breast Stoping
Milling method Flotation

Comments on exploration

  • 200 DIAMOND DRILLHOLES, MOST BY UNION CORBIDE 1968-1972, AND SOME MINING, MILLING, SMELTING AND REFINING TESTS, ALSO BY UC. SOME DRILLING CONTINUED UNTIL END OF 1989, BY NEDPAC. BHP COMPLETED AND OTHER 80 HOLES OF CORE DRILLING BY 12/91 THEY WILL ALSO DO SOME NEW MINING METALURGICAL TESTS FROM FRESH BULK SAMPLES.

Mining district

District name Musengezi Comp

Mineral rights holdings

Type of mineral rights State Lease
Type of mineral rights Minerals Only

Ownership information

  • Type Owner
    Owner Bhp Minerals International
    Interest 67
    Home office Australia
    Year 1995
  • Type Owner
    Owner Delta Gold N. L.
    Interest 33
    Home office Australia
    Year 1995
  • Type Owner
    Owner Broken Hill Proprietary Co Ltd, (Owner Of Bhp Min'S Inte
    Interest 100
    Home office Australia
    Year 1995
  • Type Owner
    Owner Mumbil Mines (38% Owned By Delta Gold N. L.)
    Home office Zimbabwe
    Year 1995
  • Type Unknown
    Owner Masasa Mines (Private) Ltd. (Owned By Delta Gold N. L.)
    Home office Zimbabwe
    Year 1995

Comments on the ownership information

  • UNION CARBIDE LICENCES EXPIRED SEP/1987. INTERNATIONAL MINING AND DELTA GOLD NL OF AULTRALIA AQUIRRED EXCLUSIVE MINERAL RIGHTS OVER 63,800HA ALONG 68KM OF THE GREAT DYKE WHICH INCLUDS THE 1200HA HARTLEY PT PROJECT.

Comments on the production information

  • ALSO BASED ON 1981 RESOURCE/GRADE DATA.
  • 2.16M MT/YR ORE: YIELDING 150TH OZ PT; 110TH OZ PA; 23TH OZ AU 3200 MT/YR NI; AND 2300 MT/YR CU.

Reserves and resources

  • Type In-situ
    Estimate year 1989
    Measured 28500000mt ore
    Indicated 34200000mt ore
    Demonstrated 62700000mt ore
    Total resources 62700000mt ore
    Commodity Subtype Grade units Group Importance Year
    Platinum Pt 2.43 g/mt PGE Major 1989
    Palladium Pd 1.8 g/mt PGE Major 1989
    Rhodium Rh 0.18 g/mt PGE Trace 1989
    Gold Au 0.365 g/mt Gold Minor 1989
    Nickel Ni 0.19 wt-pct Nickel Minor 1989
    Copper Cu 0.13 wt-pct Copper Minor 1989
  • Type In-situ
    Estimate year 1989
    Demonstrated 60000000mt ore
    Total resources 60000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Platinum Pt 2.75 g/mt PGE Major 1989
    Palladium Pd 1.96 g/mt PGE Major 1989
    Rhodium Rh 0.17 g/mt PGE Trace 1989
    Gold Au 0.36 g/mt Gold Minor 1989
    Nickel Ni 0.22 wt-pct Nickel Minor 1989
    Copper Cu 0.15 wt-pct Copper Minor 1989
  • Type In-situ
    Estimate year 1993
    Indicated 51000000mt ore
    Demonstrated 51000000mt ore
    Total resources 51000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Platinum Pt 2.6 g/mt PGE Major 1993
  • Type In-situ
    Estimate year 1995
    Demonstrated 37000000mt ore
    Total resources 37000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Platinum Pt 2.15 g/mt PGE Major 1995
    PGE Pt 2.16 g/mt PGE 1995
  • Type In-situ
    Estimate year 1990
    Inferred 106000000mt ore
    Total resources 106000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Platinum Pt 2.12 g/mt PGE Major 1990

Comments on the reserve resource information

  • MATRIX 3 COLUMN 1-SAME AS "R" REC 3; SEE BIB REC "R" 002.

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method LONGWALL CAVING 10-108
    Capacity 6670
    Capacity Units MT ORE/DAY
    Unit Production Cost 6.43
    Units of Production $/MT ORE
    Operating Days per Year 300
    Operating Shifts per Day 2
    Year of Information 1981

Reference information

Bibliographic references

  • Reserve-Resource

    BIBLIOG RECORD "R" 002.

  • Reserve-Resource

    MINING JOURNAL, P. 436 (DEC. 24/31, 1993).

  • Reserve-Resource

    DELTA GOLD N.L., PROSPECTUS, JUNE 1992, PP18, 19.

  • Reserve-Resource

    REGISTER OF AUSTRALIAN MINING, 1994/95, BROKEN HILL

  • Reserve-Resource

    PROPRIETARY CO LTD, THE (BHP), PP380, 381 & DELTA GOLD N.L.

  • Reserve-Resource

    P404.

  • Deposit

    BUCHANAN, D.L. "PLATINUM-GROUP METAL PRODUCTION FROM THE

  • Deposit

    BUSHVELD COMPLEX AND ITS RELATIONSHIP TO WORLD MARKETS"

  • Deposit

    UNIVERSITY OF THE WITWATERSRAND, BUREAU FOR MINERAL

  • Deposit

    STUDIES, REPORT NO. 4. NOVEMBER 1979.

  • Deposit

    EXCLUSIVE PROSPECTING ORDER RECORDS, GEOLOGICAL SURVEY OF

  • Deposit

    RHODESIA (ZIMBABWE).

  • Deposit

    HARRISON, M.W. "MINERAL RESOURCES OF ZIMBABWE-AN OVERVIEW".

  • Deposit

    ECONOMIC CONFERENCE, ZIMBABWE PROMOTION COUNCIL,SEPTEM-

  • Deposit

    BER, 1980.

  • Deposit

    PERSONAL COMMUNICATIONS - JOHANNESVURG.

  • Deposit

    PERSONAL COMUNICATIONS - ZIMBABWE.

  • Deposit

    QUARTERLY STATEMENTS - WESTERN PLATINUM HOLDING.

  • Deposit

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

  • Deposit

    GOVERNMENT PRINTER, SALISBURY, BULLETIN NO. 80 OF

  • Deposit

    RHODESIA, JANUARY 1977.

  • Deposit

    WORST, B.G. "THE GREAT DYKE OF SOUTHERN RHODESIA", GOVERN-

  • Deposit

    MENT PRINTER, SALISBURY. BULLETIN NO. 47 OF SOUTHERN

  • Deposit

    RHODESIA GEOLOGICAL SURVEY, 1960.

  • Deposit

    PLATINUM 1991, JOHNSON MATTHEY, P18.

  • Deposit

    RANDOL INTERNATIONAL'S MINING OPPORTUNITY BULLETIN,

  • Deposit

    SPR., 1995, VOL 2, #1, P4., "DELTA GOLD NL"

Reporter information

Type Date Name Affiliation Comment
Reporter 23-SEP-96 Buckingham, David A. 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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