Company: RTNTF
Filing Date: 2025-02-20
Form Type: 20-F
Source: 0001628280-25-006642
Chunk: 534

Company: RIO TINTO LTD
Filing Date: 2025-02-20
Form: 20-F
Chunk 534
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 the infrastructure being the Compagnie du Transguinéen (CTG), an incorporated joint venture (JV) between SimFer Jersey (42.5% through its subsidiary SimFer Infraco Limited), WCS (42.5%) and the Government of Guinea (15%). SimFer is owned by SimFer Jersey (85%), and the Guinean State (15%). SimFer Jersey is an incorporated JV comprising Rio Tinto SimFer UK Limited (53%), and Chalco Iron Ore Holdings Limited (CIOH) (47%). For SEC reporting purposes, Simandou is considered a development stage project property. In addition to project construction, SimFer conducts both exploration and development activities across the property. History The existence of iron ore in the Simandou Range has been recognized since the 1950’s, with the commencement of drilling activities by Rio Tinto in 1997. From 1999 through to 2011, some 81km of drilling was undertaken at the Pic de Fon deposit, adjacent to the Ouéléba deposit, and a further 98km of drilling was undertaken within the Ouéléba deposit during the period 2005 to 2013. Total drilling of more than 250km has been used as the basis for interpretation of the Mineral Resources, more than 130km/680 holes at Ouéléba, of which approximately 30% were diamond core and the remainder Reverse Circulation (RC) and more than 110km/570 holes at Pic de Fon with approximately 30% being diamond core and the remainder RC. SimFer mining concession over Blocks 3 and 4 was granted on 22 April 2011 by Presidential Decree. In 2022, co-development of the rail and port infrastructure between the Guinean State, WCS Railway, and Rio Tinto through its SimFer holdings was agreed and a co-development agreement (and its appendices) which was signed on 10 August 2023, ratified by law on 29 March 2024 and fully entered into force on 30 May 2024 (Co-Development Agreement). For further details regarding the history and previous operators for the Simandou Property, see Mines and Production Facilities–Simandou on page 316 . Infrastructure A new trans-Guinean railway consisting of a multi-use, multi-user main line approximately 536km long is being constructed in conjunction with WCS. Two separate spur lines from the main rail line are being constructed