| Resource Area¹ | Property | Reef | Tonnage ('000 tonnes) | Reef width (m) | Grade 3PGE+Au g/t | Metal ratio Pt:Pd:Rh:Au %:%:%:% | Contained metals 3PGE+Au kg | oz '000 | Max resource depth (m)3 |
|---|---|---|---|---|---|---|---|---|---|
| Indicated mineral resource | |||||||||
| Grootboom Hill resource area | Grootboom | UG2 | 2,681 | 1.21 | 5.49 | 53:36:9:1 | 14,720 | 473 | 350 |
| Annex Valley resource area (Extension onto Grootboom) | Grootboom | UG2 | 355 | 1.39 | 4.47 | 56:33:10:1 | 1,590 | 51 | 60 |
| Total indicated Grootboom2 | 3,036 | 1.23 | 5.37 | 53:36:9:1 | 16,310 | 524 | |||
| Inferred mineral resource | |||||||||
| Grootboom Hill resource area Grootboom | UG2 | 30 | 0.89 | 5.98 | 54:35:10:1 | 180 | 6 | 350 | |
| Grootboom Valley resource area | Grootboom | UG2 | 2,737 | 0.83 | 7.38 | 49:45:6:1 | 20,200 | 649 | 300 |
| Tailings | Grootboom | Tailings | 809 | 2.25 | 54:34:12:1 | 1,820 | 58 | ||
| Total inferred | Grootboom² | 3,577 | 0.83 | 6.20 | 49:44:7:1 | 22,200 | 713 | ||
| ¹ | Platmin, as operator, currently has a 72.39% attributable interest in the Grootboom Hill Resource Area , Grootboom Valley Resource Area and Annex Valley Resource Area (Extension onto Grootboom) all of which lie on Grootboom 336KT where Boynton holds the prospecting right. |
| 2 | Platmin has completed a transaction granting Boynton the option to acquire certain PGM rights in respect of Annex Grootboom, upon completion of a bankable feasibility study, which may provide Indicated Mineral Resources of an additional 0.395 million ounces (3PGE+Au) and Inferred resources of an additional 0.081 million ounces (3PGE+Au). |
| 3 | Vertical depth below surface. |