The Mineral Resource and Mineral Reserve Statement as at 30 June 2021 reflects the benefit of an improved pricing outlook for the significant PGMs and the contribution of organic growth at the Group in the period under review. Mineral Reserve estimates have benefited from further expansion of life-of-mine I (LoM I) profiles at Impala with the improved outlook. At Two Rivers, the Merensky Reef section was established, and at Mimosa, contiguous claims were acquired from Anglo American Platinum.

The Group Mineral Resource estimate increased marginally by 0.2Moz 6E on an attributable basis to 277.3Moz 6E while the Group Mineral Reserve estimate increased by 5.6Moz 6E on an attributable basis to 53.4Moz 6E.

Greenfields exploration activities remain dormant at the South African and Zimbabwean operations, with some activity being undertaken by Impala Canada in the Ontario province. Shaft sinking activities at Impala’s 17 and Afplats’ Leeuwkop shafts remain suspended.

HEADLINE NUMBERS

The headline summary for the Group is shown below. Combined estimates as at 30 June 2021 show a stable inventory with a marginal increase in the Mineral Resource estimates and a substantial increase in the Mineral Reserve estimates. Details regarding the estimates are reported in the following section and in the various chapters per operation and project.

Attributable estimates*     2021   2020 2019 2018 2017
Mineral Resources Moz Pt   132.3   132.4 131.6 133.8 191.6
  Moz Pd   90.2   89.9 81.5 83.0 127.5
  Moz 3E   234.4   233.9 228.0 228.0 337.5
  Moz 4E   249.7   249.1 239.5 243.9 360.4
  Moz 6E   277.3   277.1 268.3 273.2 402.7
  Mt   1 885.9   1 818.8 1 710.1 1 740.7 2 787.0
Mineral Reserves Moz Pt   24.6   21.8 21.2 21.2 22.4
  Moz Pd   18.8   17.3 14.7 14.4 14.1
  Moz 3E   46.0   41.2 38.0 37.5 38.2
  Moz 4E   48.7   43.6 40.3 40.0 41.0
  Moz 6E   53.4   47.8 44.3 44.2 45.9
  Mt   512.4   419.7 370.7 365.5 358.1

* Mineral Resources estimates are inclusive of Mineral Reserves.

Overall, the Group Mineral Resource estimate increased marginally by 0.2Moz 6E on an attributable basis to 277.3Moz 6E. Zimplats accounts for 37% of the Group’s Mineral Resource base, while Impala Rustenburg accounts for 32%, the balance of 31% is comprised of Marula, Mimosa, Two Rivers, Lac des Iles, Waterberg and Afplats.

Attributable Mineral Resource estimate of 277.3Moz 6E

as at 30 June 2021 (%)

Attributable Mineral Resource estimate

as at 30 June 2021 (variance Moz 6E)


Overall, the Group Mineral Reserve estimate increased by 5.6Moz 6E on an attributable basis to 53.4Moz 6E. Zimplats accounts for 42% of the attributable 6E Mineral Reserve estimate base, while Impala Rustenburg accounts for 33%.

Attributable Mineral Reserve estimate of 53.4Moz 6E

as at 30 June 2021 (%)

Attributable Mineral Reserve estimate

as at 30 June 2021 (variance Moz 6E)



Best-practice water management

Implats holds an “A” performance score for its 2020 CDP Water Disclosure Project submission – one of only 106 companies globally to have made the CDP’s 2020 water security A-list. The A-rating, the second consecutive year Implats has achieved this score, places us in the leadership band with a select group of companies for achieving best practice in their 2020 disclosure, awareness and management of water security risk.

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Industry leading accommodation

Employee accommodation and living conditions remain key strategic issues for improving the wellbeing of our employees and host communities in South Africa and Zimbabwe. Our focus remains on facilitating the creation of sustainable human settlements and access to decent accommodation for employees who are residing in informal structures.

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Responsible product stewardship

Responsible product stewardship is crucial for preserving our reputation and our ability to market products. Our approach focuses on ensuring responsible production, meeting regulatory obligations, and responding to growing demand from our customers for assurance that the minerals and metals they buy are produced responsibly.

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