MCF Mining Approvals IndexData as at 18 October 2026 · from Western Australian Government registers and open data
Tenement holder · Western Australia
KALGOORLIE ORE TREATMENT COMPANY PTY LTD
KALGOORLIE ORE TREATMENT COMPANY PTY LTD holds 54 current Western Australian mining tenements (3 mining leases, 5 miscellaneous licences, 1 exploration licence, 45 prospecting licences and mineral claims) covering 8,877 hectares; part of the Maritana Minerals group.
54tenements
8,877hectares
4projects
0EPA statements
2closure plans
Parent group: Maritana Minerals
Projects (MINEDEX)
| Project | Stage | Owners (MINEDEX) | Its tenements |
|---|---|---|---|
| Boorara / Horizon | Operating | Maritana Minerals Limited 100%; Norton Gold FIelds Pty Ltd; Paddington Gold Pty LIMIted | 7 |
| Nimbus | Proposed | Maritana Minerals Limited 100% | 8 |
| Balagundi Dryblowing | Shut | Kalgoorlie Ore Treatment Co. Pty Ltd 100% | 1 |
| Blair North | Not Applicable | Talonx Resources Limited 100%; Black Mountain Gold Limited; Kalgoorlie Ore Treatment Co. Pty Ltd; Maritana Minerals Limited; Berehaven Holdings Pty Ltd | 1 |
Rehabilitation liability
Its rehabilitation liability, per tenement and in total, is in the MCF Mining Index (subscribers): the Mining Rehabilitation Fund estimate, its trend since 2014, company provisions and closure-plan costs.
Mine closure plans
| Site | Operator | Latest plan approved | Plan (PDF on GeoDocs) | Closure year |
|---|---|---|---|---|
| Boorara Gold Mine | MacPhersons Resources Limited | 2 December 2016 | Mine Closure Plan - Boorara Gold Mine - J02851 | |
| Nimbus Mine Closure and Rehabilitation Plan | MacPhersons Resources Limited | 2 December 2016 | Nimbus 2016 Mine Closure and Rehabilitation Plan |
Tenements
| Tenement | Holder | Status | Expires | Commodities | Project | Hectares |
|---|---|---|---|---|---|---|
| M 25/355 Mining lease | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 12 June 2035 | Gold, Silver, Zinc | Boorara / Horizon | 1,766 |
| M 26/490 Mining lease | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 26 February 2043 | Gold, Silver, Zinc, Lead | Boorara / Horizon | 305 |
| M 26/598 Mining lease | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 10 October 2046 | Gold, Silver, Zinc, Lead | Boorara / Horizon | 28 |
| L 25/32 Miscellaneous licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 20 March 2032 | Silver, Gold, Zinc | Nimbus | 20 |
| L 25/35 Miscellaneous licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 3 August 2035 | Gold, Silver, Zinc | Boorara / Horizon | 97 |
| L 25/36 Miscellaneous licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 31 July 2035 | Gold, Silver, Zinc | Boorara / Horizon | 148 |
| L 26/252 Miscellaneous licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 20 March 2032 | Gold, Silver, Zinc | Boorara / Horizon | 41 |
| L 26/275 Miscellaneous licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 20 October 2037 | Silver, Gold, Zinc | Nimbus | 6 |
| E 25/511 Exploration licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 8 March 2027 | 268 | ||
| P 25/2450 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 16 September 2026 | 199 | ||
| P 25/2469 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 6 November 2026 | 187 | ||
| P 25/2470 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 6 November 2026 | 148 | ||
| P 25/2471 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 6 November 2026 | 199 | ||
| P 25/2472 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 6 November 2026 | 143 | ||
| P 25/2473 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 6 November 2026 | 7 | ||
| P 25/2474 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 6 November 2026 | 122 | ||
| P 25/2475 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 6 November 2026 | 43 | ||
| P 25/2526 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 29 January 2027 | 166 | ||
| P 25/2551 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 29 January 2027 | 149 | ||
| P 25/2552 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 29 January 2027 | 180 | ||
| P 25/2643 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 31 August 2028 | 113 | ||
| P 25/2644 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 9 September 2028 | 200 | ||
| P 25/2645 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 9 September 2028 | 118 | ||
| P 25/2646 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 9 September 2028 | 174 | ||
| P 25/2647 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 9 September 2028 | 198 | ||
| P 25/2697 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 21 April 2030 | Gold | Balagundi Dryblowing | 124 |
| P 25/2732 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 18 August 2026 | 195 | ||
| P 26/4199 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 17 February 2028 | 110 | ||
| P 26/4204 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 17 February 2028 | 56 | ||
| P 26/4205 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 17 February 2028 | 58 | ||
| P 26/4206 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 17 February 2028 | 52 | ||
| P 26/4207 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 17 February 2028 | 120 | ||
| P 26/4208 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 17 February 2028 | 114 | ||
| P 26/4299 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 29 January 2027 | 174 | ||
| P 26/4300 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 29 January 2027 | 148 | ||
| P 26/4301 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 29 January 2027 | 114 | ||
| P 26/4302 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 6 November 2026 | 92 | ||
| P 26/4381 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 31 January 2027 | 190 | ||
| P 26/4382 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 31 January 2027 | 182 | ||
| P 26/4383 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 31 January 2027 | 100 | ||
| P 26/4384 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 31 January 2027 | 187 | ||
| P 26/4385 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 31 January 2027 | 199 | ||
| P 26/4386 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 19 February 2027 | Nickel | Blair North | 198 |
| P 26/4405 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 9 July 2027 | 184 | ||
| P 26/4431 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 17 July 2027 | 75 | ||
| P 26/4432 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 31 May 2027 | 55 | ||
| P 26/4505 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 29 October 2028 | 92 | ||
| P 26/4509 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 9 September 2028 | 123 | ||
| P 26/4510 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 14 September 2028 | 192 | ||
| P 26/4518 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 14 September 2028 | 183 | ||
| P 26/4582 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 2 June 2029 | 27 | ||
| P 27/2429 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 20 October 2028 | Gold, Silver | Boorara / Horizon | 116 |
| P 27/2466 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 3 August 2029 | 199 | ||
| P 27/2467 Prospecting licence | KALGOORLIE ORE TREATMENT COMPANY PTY LTD | Granted | 3 August 2029 | 193 |