Rio Tinto Lithium Portfolio
Mining
Type
Operating
Status
Lithium Triangle
Country
Project information
As at 31 December 2025
Aggregation level:
Company portfolio
Aggregation level:
Company portfolio
Report standard:
Jorc
Report standard:
Jorc
Ownership %:
100
Ownership %:
100
Operator:
Yes
Operator:
Yes
Extraction:
Brine Extraction
Extraction:
Brine Extraction
Description
As at 31 December 2025
[Partial extraction — source text contained corrupted prose sections; tables recovered where machine-readable] Lithium segment formed with the 6 March 2025 acquisition of Arcadium Lithium: Argentine brine operations (Fénix, Olaroz) and projects (Rincon, Sal de Vida, Cauchari), hard-rock assets (Mt Cattlin, Galaxy/James Bay, Whabouchi) and conversion plants. 2025 production: lithium carbonate 60 kt (49 kt share), hydroxide 21 kt, spodumene 34 kt, other specialities 6 kt — total ~57 kt LCE (share). Total brine reserves 14.18 Mt LCE (9.85 Mt RT share).
Portfolio Aggregate
As at 31 December 2025
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