Company: RTNTF
Filing Date: 2025-02-20
Form Type: 20-F
Source: 0001628280-25-006642
Chunk: 470

Company: RIO TINTO LTD
Filing Date: 2025-02-20
Form: 20-F
Chunk 470
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 subject to the balances ofthe leases will all vest to the Arnhem Land AboriginalLand Trust.Leases comprise 233.5km2.Key permit conditionsKey permit conditions are prescribed by the Northern TerritoryGovernment in the form of a Mine Management Plan (MMP).The current MMP runs for a period of 12 years, until 2031, andauthorises all activities at the operation. Lease payments areprescribed by the terms of the relevant leases.HistoryBauxite mining commenced in 1970, feeding both the Goverefinery and export market, capped at 2Mt per annum. Bauxiteexport ceased in 2006 with feed intended for the expandedGove refinery. Bauxite exports recommenced in 2008 and willincrease in the coming years following the curtailment of therefinery production in 2014 and a permanent shut decisionmade by the Board of Rio Tinto in October 2017. Currentannual production capacity is 12.5Mt on a dry basis. |     | Property description/type of mineOpen cut.This Property is considered a production stage property forSK-1300 reporting purposes.Type of mineralisationBauxite.Processing plants and other available facilitiesCrushing plant only to reduce oversize material – no screeningrequired.Power sourceOn-site diesel fired power station.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |

| Annual Report on Form 20-F 2024 | 315 | riotinto.com |

Production, Mineral Reserves, Mineral Resources and operations | Mines and production facilities

| PropertyMRN Porto TrombetasOwnershipMRN’s shareholdersare: Rio Tinto (22%),Glencore (45%) andSouth32 (33%)OperatorMineração Rio doNorte (MRN) is a non-managed JV. Alldecisions areapproved byshareholders Board ofDirectorsLocationPorto Trombetas,Para, Brazil |     | Access and infrastructureAir and port.Title/lease/acreageMining concession granted by Brazilian Mining Agency (ANM),following the Brazilian mining code with no expiration date.The current 44 MRN mining leases cover 22 major plateaus,which spread across 143,000ha and all of them have the statusof a mining concession.Key permit conditionsAll MRN mining leases in Pará State are within the Saracá-Taquera National Forest, a preservation environmental area.However, the right of mining is preserved initially by the Federallaw which created the National Forest (that is subsequent tomining concessions), as well by the management