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South Africa
Impala Mine

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 Location:
10 km N from Rustenburg, South Africa

  Address:

PO Box 5683
Rustenburg
South Africa
0300
Phone  ...  Subscription required
Fax+27-(14)-569-6548
WebsiteWeb
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  • Overview
  • Owners
  • Geology
  • Mining
  • Processing
  • Production
  • Reserves
  • Costs & Financials
  • Personnel
  • Filings & News

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Overview

StageProduction
Mine TypeUnderground
Commodities
  • Platinum
  • Palladium
  • Rhodium
  • Nickel
  • Copper
Mining Method
  • Breast mining
  • Bord-and-pillar
Production Start...
Mine Life16 years (as of Jan 1, 2022)
Impala (Impala Rustenburg) operation comprises a 9-shaft mining complex and concentrating and smelting plants.


Owners

Source: p. 3,76
CompanyInterestOwnership
Employee Share Ownership Trust (ESOT) 4 % Indirect
Impala Platinum Holdings Ltd. 96 % Indirect
Impala Platinum Ltd. (operator) 100 % Direct
Impala operation is 96% owned by Impala Platinum Holdings Ltd. The remaining 4% is owned by Employee share ownership trust.

Impala Platinum Limited (Impala), a member of the Implats group of companies, own and operates a platinum group metals mining and processing operation.

Contractors

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Deposit Type

  • Magmatic


Summary:

Both the Merensky and UG2 Reefs, which are contained in the Rustenburg Layered Suite, a welllayered ultramafic to mafic igneous succession on the two billion year-old Bushveld Complex, are present throughout the lease area.

The Merensky and UG2 Reefs are separated by a sequence of primarily anorthositic and noritic layered units from 45m in the northern part of the lease area and thickening to 125m in the southern lease area. Both the Merensky and UG2 Reefs are exploited at Impala Rustenburg.

The Merensky Reef is generally composed of an upper feldspathic pyroxenite, overlying a thin basal chromitite stringer, followed by an anorthosite to norite footwall. Locally this is termed a ‘pyroxenite reef’. Occasionally a pegmatoidal pyroxenite and a second chromitite stringer may be developed between the feldspathic pyroxenite and the footwall units. Locally this pegmatoidal pyroxenite can exceed 2m in thickness. This is termed a ‘pegmatoid reef’.

The UG2 Reef is defined as the main chromitite layer, with most PGM and base metal mineralisation confined to this unit, with a poorly mineralised pegmatoidal pyroxenite footwall. The main chromitite layer’s hangingwall is a feldspathic pyroxenite containing up to four thin, poorly mineralised chromitite layers. The vertical grade distribution is depicted in the accompanying graphs, showing peak values at reef contacts associated with chromitite. The average 6E metal ratios show the distinct differences bet ........


Mining Methods

  • Breast mining
  • Bord-and-pillar


Summary:

The Merensky and UG2 Reefs are mined concurrently. Stoping at the operations is carried out through conventional double-sided breast mining following Impala's best practice principles. The access haulages are developed in opposite directions from cross-cuts connected to a central shaft position, following the two reef horizons on strike in the footwall of the reefs and are defined as half levels. Footwall drives are developed at approximately 18m to 30m below the reef horizon, with on-reef raise/winze connections between 180m and 250m apart. Panel face lengths vary from 15m to 28m for both Merensky and UG2 Reefs, with panels typically separated by 6m x 3m grid pillars with 2m ventilation holes. Stoping widths are approximately 1.3m and 1.1m for conventional Merensky and UG2 Reefs, respectively, depending on the width of the economic reef horizon. In addition, mechanised (trackless) bord and pillar mining occurs in selected Merensky Reef areas at 14 Decline. The average stoping width of the mechanised panels is about 1.9m.

• conventional mining: Utilises underground conventional stoping to conduct mining operations. The underground tunnel development is drilled using handheld compressed air powered rockdrills, the subsequent hole drilled for rock extraction are filled with explosives and blasted at a set time. The blasted rocks are extracted, pulled to the main rock transfer system and then hoisted to surface. In underground conventional stoping the cleaning of the ........


Crushing and Grinding


Processing

Flow Sheet: Subscription required

Summary:

- subscription is required.


Production:

CommodityUnits2023202220212020201920182017
6E (Pt,Pd,Rh,Au,Ir,Ru) koz  ......  Subscription required ^  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required1,1271,247
Platinum koz  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required
Palladium koz  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required
Rhodium koz  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required
Nickel t  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required
^ Guidance / Forecast.
Subscription required - Subscription is required.

Operational Metrics:

Metrics202220212020201920182017
Tonnes milled  ......  Subscription required  ......  Subscription required  ......  Subscription required11,211 kt10,947 kt10,121 kt
Subscription required - Subscription is required.

Reserves at June 30, 2022:

CategoryTonnage CommodityGradeContained Metal
Proven & Probable 169.3 Mt Platinum 9 M oz
Proven & Probable 169.3 Mt Palladium 4.4 M oz
Proven & Probable 169.3 Mt 4E (Pt, Pd, Rh, Au) 2.76 g/t 14.9 M oz
Proven & Probable 169.3 Mt 6E (Pt,Pd,Rh,Au,Ir,Ru) 3.16 g/t 17.2 M oz
Total Resource 464.4 Mt Platinum 48.2 M oz
Total Resource 464.4 Mt Palladium 23.4 M oz
Total Resource 464.4 Mt 4E (Pt, Pd, Rh, Au) 5.34 g/t 79.7 M oz
Total Resource 464.4 Mt 6E (Pt,Pd,Rh,Au,Ir,Ru) 6.13 g/t 91.5 M oz
Total Resource 464.4 Mt Nickel 0.09 %
Total Resource 464.4 Mt Copper 0.04 %

Commodity Production Costs:

Commodity2023202220212020201920182017
Cash costs 6E (Pt,Pd,Rh,Au,Ir,Ru)  ......  Subscription required ^  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required 1,090 / oz  USD 906 / oz  USD
Cash costs Platinum  ......  Subscription required  ......  Subscription required 2,116 / oz  USD 1,726 / oz  USD
Cash costs Platinum  ......  Subscription required† 1,241 / oz†  USD 1,060 / oz†  USD
All-in sustaining costs (sold) Platinum  ......  Subscription required† 1,238 / oz†  USD
^ Guidance / Forecast.
† Net of By-Product.
Subscription required - Subscription is required.

Operating Costs:

Units202020192018201720162015
Total operating costs ($/t milled) USD 11110711211293131

Financials:

Units2023202220212020201920182017
Capital expenditures (planned) M ZAR  ......  Subscription required
Capital expenditures M  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required 215  USD 181  USD
Revenue M  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required 13,255  ZAR 14,604  ZAR
Gross profit M  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required -2,791  ZAR -2,906  ZAR
Pre-tax Income M  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required -17,107  ZAR
After-tax Income M  ......  Subscription required  ......  Subscription required  ......  Subscription required  ......  Subscription required -12,332  ZAR -9,860  ZAR
EBITDA M  ......  Subscription required  ......  Subscription required -529  ZAR
Operating Cash Flow M  ......  Subscription required  ......  Subscription required  ......  Subscription required
Subscription required - Subscription is required



Heavy Mobile Equipment:

Mine Management:

Job TitleNameProfileRef. Date
....................... Subscription required ....................... Subscription required Subscription required Nov 29, 2022
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....................... Subscription required ....................... Subscription required Subscription required Nov 29, 2022
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....................... Subscription required ....................... Subscription required Subscription required Nov 29, 2022
....................... Subscription required ....................... Subscription required Subscription required Nov 29, 2022
....................... Subscription required ....................... Subscription required Subscription required Nov 29, 2022
....................... Subscription required ....................... Subscription required Subscription required Nov 29, 2022
Subscription required - Subscription is required.

Staff:

EmployeesContractorsTotal WorkforceYear
Subscription required Subscription required Subscription required 2022
Subscription required Subscription required Subscription required 2021
Subscription required Subscription required Subscription required 2020
Subscription required Subscription required Subscription required 2019
Subscription required Subscription required Subscription required 2018
Subscription required Subscription required Subscription required 2017
Subscription required Subscription required Subscription required 2016
Subscription required Subscription required Subscription required 2015

Corporate Filings & Presentations:

DocumentYear
Annual Result 2022
Financial Review 2022
Integrated Report 2022
Sustainability Report 2022
Year-end Mineral Reserves 2022
................................... Subscription required 2021
................................... Subscription required 2021
................................... Subscription required 2021
................................... Subscription required 2021
................................... Subscription required 2021
................................... Subscription required 2020
................................... Subscription required 2020
................................... Subscription required 2019
................................... Subscription required 2019
................................... Subscription required 2019
Fact Sheet 2018
Integrated Report 2017
Annual Report 2016
Fact Sheet 2016
Year-end Mineral Reserves 2016
Other 2010
Project Description 2009
Project Description 2006
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