Porto Trombetas (MRN) Bauxite
Mining
Type
Operating
Status
🇧🇷 Brazil, Pará
Country
Project information
As at 31 December 2025
Aggregation level:
Asset
Aggregation level:
Asset
Report standard:
Jorc
Report standard:
Jorc
Ownership %:
22
Ownership %:
22
Operator:
Yes
Operator:
Yes
Extraction:
Open Pit
Extraction:
Open Pit
Description
As at 31 December 2025
[Partial extraction — source text contained corrupted prose sections; tables recovered where machine-readable] 22% interest in Mineração Rio do Norte; reserves at available-alumina grade; RT share marketable 44 Mt.
Mining metrics
Multiple effective dates
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Reserves & resources — detail
As at 31 December 2025
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