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Chambishi

Producer in Copperbelt, Zambia with commodities Copper, Cobalt, Silver, Gold
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Mineral occurrence model information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mining district
  11. Ownership information
  12. Production statistics
  13. Reserves and resources
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10207476
MRDS ID DE00068
MAS/MILS ID 7940050004
Record type Deposit
Current site name Chambishi

Comments on the site identification

  • ACB Mining Data Bank includes Fitula with Chambishi. http://mines.acp.int/html/mine_ZMB-00068_en.html

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: 28.04565, -12.6601 (WGS84)
Elevation 1065
Location accuracy 100(meters)
Relative position Open pit, from Google Earth and vanbrussel.

Site location context

Political divisions (FIPS codes)

Copperbelt(province)

Zambia(country)

Africa(continent)

Land(continent)

Geographic areas

Country State
Zambia Copperbelt

Commodities

Commodity Importance
Copper Primary
Cobalt Critical Primary
Silver Secondary
Gold Secondary

Mineral occurrence model information

Model code 202
USGS model code Unassigned
Deposit model name Sediment-hosted Cu, reduced-facies
Mark3 model number 96

Nearby scientific data

Ore Body (1) 28.04565, -12.6601
ListMap

Economic information

Ore body information

  • Strike N70W
    Dip 45S
    Thickness 9M
    Length 2150M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 DISSEMINATED
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin METAMORPHISM
    Primary Ore Control BEDDING
    Secondary Ore Control OTHER
    Strike And Dip N70W:45S
    Date of Last Modification 830623

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Producer
Commodity type Metallic
Significant Yes
Discovery year 1899
Mining method Open Stope - Sublevel
Year of first production 1963
Milling method Flotation

Mining district

District name Central African Copper Belt

Ownership information

  • Type Owner-Operator
    Owner Zambia Consolidated Copper Mines, Ltd. (ZCCM)
    Interest 60.3
    Home office Zambia
    Year 1990
  • Type Owner
    Owner Zci Holdings Ltd.
    Interest 27.3
    Home office Bermuda
    Year 1990
  • Type Owner
    Owner Rst International Inc.
    Interest 6.9
    Home office South Africa
    Year 1990
  • Type Owner
    Owner Public
    Interest 5.5
    Year 1990
  • Type Joint Venture Owner-Op
    Owner Enya Holdings BV
    Interest 85
    Home office owned by International Mineral Resources AG,\nKloten, Switzerland \n(Enya Holdings is a British company)
    Year 2009

Comments on the ownership information

  • RST INC IS A WHOLLY OWNED SUBSIDIARY OF AMAX

Production statistics

  • Year 1981
    Description 2315000 Tonnes Ore Mined 80327 Tonnes Cu Conc. (41% Cu)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Copper Copper 80327mt 41wt-pct
  • Year 1982
    Description 2895000 Tonnes Ore Mined 96327 Tonnes Cu Conc. (41% Cu)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Copper Copper 96327mt 41wt-pct
  • Year 1983
    Description 2244000 Tonnes Ore Mined 72061 Tonnes Cu Conc. (41% Cu)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Copper Copper 72061mt 41wt-pct
  • Year 1984
    Description 2190000 Tonnes Ore Mined 65029 Tonnes Cu Conc. (41% Cu)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Copper Copper 65029mt 41wt-pct
  • Year 1985
    Description 1358000 Tonnes Ore Mined 47766 Tonnes Cu Conc. (41% Cu)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Copper Copper 47766mt 41wt-pct
  • Year 1986
    Description 1612000 Tonnes Ore Mined 59409 Tonnes Cu Conc. (41% Cu)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Ore Copper Copper 59409mt 41wt-pct
  • Year 1988
    Period to 1988.
    Material Production reported by K&B to April 1, 1985 attributed to a written commun. in 1986 by P.V. Freeman. Multiplied 33.9X 2.9 = 983,100 instead of 980,000. (Freeman, P.V., 1988, Description of mineral de
    Ore mined 33000000mt
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Primary Copper Copper 3wt-pct

Comments on the production information

  • UNIT PRODUCTION COST FOR 1980: 4.93 $/MT ORE.

Reserves and resources

  • Type In-situ
    Name Chambishi Main and West total Endowment
    Estimate year 2010
    Total endowment 116223700mt ore
    Commodity Subtype Grade units Group Importance Year
    Cobalt 2.53 wt-pct Cobalt Primary 2010
  • Type In-situ
    Estimate year 1988
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.7 wt-pct Copper Major 1988
  • Type In-situ
    Name Chambishi Southeast, total endowment
    Estimate year 2010
    Total endowment 177629000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.13 wt-pct Copper Primary 2010
    Cobalt Co 0.069 wt-pct Cobalt Primary 2010
  • Type In-situ
    Estimate year 1992
    Demonstrated 45000000mt ore
    Total resources 45000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.6 wt-pct Copper Major 1992
  • Type In-situ
    Estimate year 1992
    Demonstrated 46000000mt ore
    Total resources 46000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.2 wt-pct Copper Major 1992
  • Type In-situ
    Estimate year 1992
    Total resources 45000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.4 wt-pct Copper Major 1992
  • Type In-situ
    Estimate year 1995
    Demonstrated 90000000mt ore
    Total resources 90000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.38 wt-pct Copper Major 1995
  • Type In-situ
    Estimate year 1995
    Demonstrated 33000000mt ore
    Total resources 33000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.55 wt-pct Copper Major 1995
  • Type In-situ
    Estimate year 1995
    Demonstrated 90000000mt ore
    Total resources 90000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.38 wt-pct Copper Major 1995
  • Type In-situ
    Name Chambishi Main, reserves
    Estimate year 2005
    Reserves 37082300mt
    Remarks 37,082,300 mt @ 2.6% cu = 964,140 (Environmental Impact Statement for NFC Africa Mining, Plc, Chambishi Copper Mines, Appendix K, Geology Baseline Report : Environmental Council of Zambia. [available online at http://www..necz.org.zm/news/comments/wis-rports/NFC-Mining.htm]. last accessed 1/14/2010, but unavailable as of 3/3/2010.)
    Commodity Subtype Grade units Group Importance Year
    Copper 2.6 wt-pct Copper Primary 2005
  • Type In-situ
    Name Chambishi West, reserves
    Estimate year 2005
    Reserves 45776000mt
    Remarks chambishi West reserves\n45,776,000@2.21 % = 1,011,650 Cu.\n(Environmental Impact Statement for NFC Africa Mining, Plc, Chambishi Copper Mines, Appendix K, Geology Baseline Report : Environmental Council of Zambia.)
    Commodity Subtype Grade units Group Importance Year
    Copper 2.21 wt-pct Copper Primary 2005
  • Type In-situ
    Name Chambishi, footwall
    Estimate year 2005
    Reserves 365400mt
    Remarks 365,400 mt @ 3.79% Cu = 13,849 mt Cu\nEnvironmental Impact Statement for NFC Africa Mining, Plc, Chambishi Copper Mines, Appendix K, Geology Baseline Report : Environmental Council of Zambia.)
    Commodity Subtype Grade units Group Importance Year
    Copper 3.79 wt-pct Copper Primary 2005
  • Type In-situ
    Name Chambishi SE, North ore body, inferred
    Estimate year 1996
    Inferred 54790000mt
    Remarks 54,790,000 @ 2.7% = 1,479,330 mt Cu \n(Metal Mining Agency of Japan, 1996, Report on the cooperative mineral exploration in the Chambishi southeast area the Republic of Zambia--Consolidated report, Japan International Cooperation Agency, Metal Mining Agency of Japan. [downloadable from http://lvzopac.jica.go.jp/external/library?func=function.opacsch.mmindex&view=view.opacsch.toshoshozodsp&lang=eng&shoshisbt=1&shoshino=0000088693&volno=0 as of 5/27/10] , p. 155)
    Commodity Subtype Grade units Group Importance Year
    Copper 2.7 wt-pct Copper Primary 1996
  • Type In-situ
    Name Chambishi SE, south orebody, inferred
    Estimate year 1996
    Inferred 14930000mt
    Remarks 14.93Mt@2.19%=326,967 mt Cu 9Metal Mining Agency of Japan, 1996, Report on the cooperative mineral exploration in the Chambishi southeast area the Republic of Zambia--Consolidated report, Japan International Cooperation Agency, Metal Mining Agency of Japan. [downloadable from http://lvzopac.jica.go.jp/external/library?func=function.opacsch.mmindex&view=view.opacsch.toshoshozodsp&lang=eng&shoshisbt=1&shoshino=0000088693&volno=0 as of 5/27/10] , p. 155)
    Commodity Subtype Grade units Group Importance Year
    Copper 2.19 wt-pct Copper Primary 1996
  • Type In-situ
    Name Chambishi SE, low grade ore
    Estimate year 1996
    Inferred 107909000mt
    Remarks 107,909,000 @ 1.83% Cu and 0.03% Co.\n(Metal Mining Agency of Japan, 1996, Report on the cooperative mineral exploration in the Chambishi southeast area the Republic of Zambia--Consolidated report, Japan International Cooperation Agency, Metal Mining Agency of Japan. [downloadable from http://lvzopac.jica.go.jp/external/library?func=function.opacsch.mmindex&view=view.opacsch.toshoshozodsp&lang=eng&shoshisbt=1&shoshino=0000088693&volno=0 as of 5/27/10] , p. 155)
    Commodity Subtype Grade units Group Importance Year
    Cobalt 0.03 wt-pct Cobalt Primary 1996
    Copper 1.83 wt-pct Copper Primary 1996

Comments on the reserve resource information

  • ZCCM, 1987 AR, P43. (12/31/86) ZCCM, 1987 AR, P43. (12/31/86)
  • M1C1=M9C4. TOTAL RESERVES AS OF 12/31/86; USED IN 1987 EVALUATION.

Workings at the site

  • Type of workings Underground
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method SUBLEVEL 10-43
    Percent Waste Rock .4
    Percent Recovery .8
    1st Condition of Workings OPEN
    Capacity 6923
    Capacity Units MT ORE/DAY
    Units of Production $/MT ORE
    Operating Days per Year 312
    Operating Shifts per Day 3
    Year of Information 1986

Comments on other economic factors

  • 1980 CAPACITY: 2410 MT ORE/DAY. UNIT PRODUCTION COST FOR 1980: 16.99 $/MT ORE

Reference information

Bibliographic references

General comments

Subject category Comment text
General For purposes and definitions used in the Global Assessment of sediment-hosted copper deposits, Chambishi is actually 2 separate deposits: Chambishi Main and West, and Chambishi Southeast. In this database, we will consider this one deposit.
Deposit ORE PRODUCTION CAPACITY BETWEEN 1,000,000 AND 3,000,000 TONNES/YEAR. OPERATION SUSPENDED IN 1988. [copied from deleted record 10021408= DE00068]
Deposit New deposit type-subtype: Redbed-associated stratabound copper deposit-Reduced-facies ore shale

Reporter information

Type Date Name Affiliation Comment
Reporter 17-MAR-95 Porter, Kenneth E. U.S. Bureau of Mines
Reporter 01-DEC-89 Beougher, Dee (Spanski, Gregory T.) U.S. Geological Survey
Editor 24-JUL-09 Wilson, Anna B. U.S. Geological Survey additional revisions 6/1/10.
Updater 09-AUG-11 Causey, J Douglas U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site