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)