Company: RTNTF
Filing Date: 2025-02-20
Form Type: 20-F
Source: 0001628280-25-006642
Chunk: 471

Company: RIO TINTO LTD
Filing Date: 2025-02-20
Form: 20-F
Chunk 471
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 plan, whichacknowledges a formal mining zone within the confines of theNational Forest.Environmental licensing is granted by Brazilian EnvironmentalAgency (IBAMA) for East Zone. MRN is working with IBAMA onpermitting to extend the life of the mine from East Zone to WestZone.In September 2024, MRN received the Preliminary Licencefrom IBAMA for the West Zone Project, after holding publichearings, forums and dialogs with stakeholders, includingQuilombola communities. Work is ongoing to draft theEnvironmental Management Plan and the Quilombola BasicPlan required to obtain the Installation Licence from IBAMA.MRN also obtained the Installation Licence for its TransmissionLine Project which will connect the company to the nationalgrid. The project, which is scheduled to be completed in 2027,is expected to reduce MRN’s carbon emissions byapproximately 20%. |     | HistoryMineral extraction commenced in 1979. Initial productioncapacity was 3.4Mtpa. From 2003, production capacity went upto 16Mtpa on a dry basis. and in 2008, up to 18Mtpa.Due to market and tailings facilities restrictions, the plannedproduction is 11Mtpa on dry basis (up to 2043). The deposithas 2 mine planning sequences: East Zone (1979-2027) andWest Zone Phase 1 (2028-2040).On 30 November 2023, Rio Tinto completed an acquisition ofCompanhia Brasileira de Alumínio’s 10% equity in the MRNbauxite mine in Brazil, raising the Rio Tinto stake from 12%to 22%.Property description/type of mineOpen cut.This Property is considered a production stage property forSK-1300 reporting purposes.Type of mineralisationConsists of a series of bauxite tabular deposits.Processing plants and other available facilitiesThe beneficiation process is formed by a primary crusher,conveyors, scrubbers, secondary crushers, screenings,hydrocyclones and vacuum filters. The superfines tailings arepumped to a tailings storage facility.Power sourceOn-site generation fuel (oil and diesel). |
| PropertyWeipa/ElyOwnership100% Rio TintoOperatorRio Tinto throughRio Tinto AluminaWeipa P/LLocationWeipa, Queensland,Australia                                                                                                                                   |     | Access and infrastructureRoad, air and port.Title/lease/acreageThe Queensland Government Comalco (ML7024