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Chile
El Soldado Mine

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 Location:
10 km NE from El Melon, Chile

  Regional Office:
Pedro de Valdivia 291 Providencia
Santiago
Chile
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Fax56-22-230-6551
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  • Overview
  • Owners
  • Geology
  • Mining
  • Processing
  • Production
  • Reserves
  • Costs & Financials
  • Fleet
  • Personnel
  • Filings & News

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Overview

StageProduction
Mine TypeOpen Pit
Commodities
  • Copper
Mining Method
  • Truck & Shovel / Loader
Production Start...
Mine Life5 years (as of Jan 1, 2022)
A 250,000 m3 HDS pilot at Copper’s El Soldado mine received its first CPR sand, with the placement of wet tailings starting in November 2022.


Owners

Source: p. 36, 37
CompanyInterestOwnership
Mitsubishi Materials Corp. 20.4 % Indirect
Mitsui & Co., Ltd. 29.5 % Indirect
Anglo American plc. 50.1 % Indirect
Anglo American Sur S.A. (operator) 100 % Direct
El Soldado is operated by Anglo American Sur S.A.

Anglo American Sur S.A. shareholders: Anglo American plc (50.1%), Joint Venture between Chile’s state-run copper producer Corporación Nacional del Cobre de Chile and Mitsui & Co., Ltd. (29.5%), Mitsubishi Corporation (20.4%)

Contractors

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Deposit Type

  • Manto
  • Hydrothermal


Summary:

El Soldado, located in Central Chile 120 km northwest of Santiago, is the largest (>200 Mt @ 1.4 % Cu) of the known copper manto-type deposits in central Chile. El Soldado is a copper manto-type deposit that is regionally strata-bound within volcanic rocks of the Lower Cretaceous Lo Prado Formation. Locally, the mineralisation is discordant with the strata and controlled by trachytic (rhyodacite) feeders, trachytic flows and fault intersections. The orebodies are irregular in shape and size, and show an outer pyrite-rich halo, followed inwards by chalcopyritic zones and a bornite-chalcocite core. The mineralisation is mainly primary and is discordant with the host strata. Although structurally controlled and discordant at the scale of the mine, it is regionally strata-bound within shallow marine, bimodal calc-alkaline basalt - rhyodacite (extrusive- intrusive) rocks of the Lower Cretaceous Lo Prado Formation, which also contains marine carbonaceous shale and volcaniclastic sandstones. It is generally acknowledged that hydrothermal sulphide base metal deposits in the Andes obtained their metals and sulfur from calc-alkaline magmatic systems. Several structurally-controlled orebody clusters occur within an area of ca. 2000 x 800 m, 600 m vertical, in a dilational fault jog within a large NS orogen parallel (sinistral) strikeslip shear fault system that was active in the Cretaceous. The orebodies are zoned with pyrite in outer halos or envelopes, followed inwards by zones w ........


Mining Methods

  • Truck & Shovel / Loader


Summary:

Currently, the deposit is exploited in an open pit, at an average height of 1,000 meters above sea level. The El Soldado pit is of a hillside type, very different from the ones we commonly know in the shape of an amphitheater.


Crushing and Grinding
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Processing

Flow Sheet: Subscription required

Summary:

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Production:

CommodityProductUnits2022202120202019201820172016
Copper Metal in concentrate t  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required52,70040,50047,000
Copper Cathode t
Subscription required - Subscription is required.

Operational Metrics:

Metrics202220212020201920182017
Ore tonnes mined  ......  Subscription required  ......  Subscription required7,160,500 t12,128,100 t11,613,200 t5,338,400 t
Tonnes processed  ......  Subscription required  ......  Subscription required6,921,700 t7,438,500 t7,598,200 t7,395,100 t
Daily processing capacity  ......  Subscription required  ......  Subscription required22,500 t
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Reserves at December 31, 2022:
Ore Reserves and Mineral Resources cut-off grade is 0.2%TCu.

CategoryTonnage CommodityGradeContained Metal
Proven 17.3 Mt Copper 0.83 % 143 kt
Probable 18.8 Mt Copper 0.7 % 133 kt
Proven & Probable 36.1 Mt Copper 0.76 % 276 kt
Measured 129.3 Mt Copper 0.59 % 763 kt
Indicated 41.5 Mt Copper 0.44 % 184 kt
Measured & Indicated 170.9 Mt Copper 0.55 % 947 kt
Inferred 26.8 Mt Copper 0.42 % 112 kt

Commodity Production Costs:

CommodityUnits202220212020201920182017
C1 cash costs Copper USD  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required 2.06 / lb   2.33 / lb  
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Water Supply
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Heavy Mobile Equipment as of December 31, 2016:
HME TypeModelSizeQuantity
Drill ....................... Subscription required ....................... Subscription required
Drill ....................... Subscription required ....................... Subscription required
Drill ....................... Subscription required ....................... Subscription required
Drill ....................... Subscription required ....................... Subscription required
Excavator ....................... Subscription required 37 cu. yd ....................... Subscription required
Excavator ....................... Subscription required 55 cu. yd ....................... Subscription required
Loader ....................... Subscription required 31 cu. yd ....................... Subscription required
Loader (FEL) ....................... Subscription required 28 cu. yd ....................... Subscription required
Truck (dump) ....................... Subscription required 240 t ....................... Subscription required
Truck (haul) ....................... Subscription required 240 t ....................... Subscription required
Subscription required - Subscription is required.

Mine Management:

Job TitleNameProfileRef. Date
....................... Subscription required ....................... Subscription required Subscription required Mar 28, 2023
....................... Subscription required ....................... Subscription required Subscription required Mar 28, 2023
....................... Subscription required ....................... Subscription required Subscription required Mar 28, 2023
....................... Subscription required ....................... Subscription required Subscription required Mar 30, 2023
....................... Subscription required ....................... Subscription required Subscription required Mar 28, 2023
....................... Subscription required ....................... Subscription required Subscription required Mar 30, 2023
....................... Subscription required ....................... Subscription required Subscription required Mar 28, 2023
....................... Subscription required ....................... Subscription required Subscription required Mar 30, 2023
....................... Subscription required ....................... Subscription required Subscription required Mar 30, 2023
Subscription required - Subscription is required.

Staff:

Total WorkforceYear
Subscription required 2021
Subscription required 2019
Subscription required 2017

Corporate Filings & Presentations:

DocumentYear
Integrated Report 2022
Year-end Mineral Reserves 2022
................................... Subscription required 2021
................................... Subscription required 2021
................................... Subscription required 2021
................................... Subscription required 2021
................................... Subscription required 2020
................................... Subscription required 2020
................................... Subscription required 2020
................................... Subscription required 2019
................................... Subscription required 2019
................................... Subscription required 2019
Annual Report 2018
Year-end Mineral Reserves 2018
Annual Report 2017
Other 2017
Year-end Mineral Reserves 2017
Annual Report 2016
Year-end Mineral Reserves 2016
Annual Report 2015
Year-end Mineral Reserves 2015
Fact Sheet 2014
Press Release 2009
Project Description 2002
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