PT Triaryani (TRA)
TRA is the owner of a coal concession in South Sumatera through a Production Operation license (IUP) which is valid until 2031 (can be extended 2×10 years), that has commenced its commercial production since 2014 with a concession area of 2,143 Ha.
- Calorific Value : 4.000-4.200 kkal/kg (gar)
- Ash content : 2,00-5,00%
- Sulfur content : 0,10-0,30%
Summary of reserves and resources as at 31 December 2023
| Category | Mineral Type | Gross Attributable to License | Net Attributable to Issuer | |||
|---|---|---|---|---|---|---|
| Tonnes (Million) | Grade Calorific Value (CV kcal/kg gar) | Tonnes (Million) | Grade Calorific Value (CV kcal/kg gar) | Changes from previous update (%) | ||
| Reserves | ||||||
| Proved | Coal | 103 | 3,860 | 103 | 3,860 | 0 % |
| Probable | Coal | 171 | 3,880 | 171 | 3,880 | 0 % |
| Total | Coal | 274 | 3,870 | 274 | 3,870 | 0 % |
| Resources | ||||||
| Measured | Coal | 110 | 3,870 | 110 | 3,870 | 0 % |
| Indicated | Coal | 241 | 3,860 | 241 | 3,860 | 0 % |
| Inferred | Coal | 36 | 3,750 | 36 | 3,750 | 0 % |
| Total | Coal | 387 | 3,855 | 387 | 3,855 | 0 % |