Rio Tinto Exploration Pty Ltd
Rio Tinto Exploration Pty Ltd holds 91 Western Australian tenements covering 908,534 ha. It is a subsidiary of Rio Tinto (ASX:RIO). It has lodged 654 open-file WAMEX reports between 1997 and 2026, mostly for iron ore, diamond and copper.
Who owns Rio Tinto Exploration?
Rio Tinto Exploration is a subsidiary of Rio Tinto (ASX:RIO). The group is named as a holder on 522 live Western Australian tenements.
The other companies Rio Tinto holds ground through, with the live tenements each is named on:
From Rio Tinto's consolidated entity disclosure statement, as at 2025-12-31.
Who holds paper over Rio Tinto's ground?
Rio Tinto Exploration is part of the Rio Tinto group, so these are the group's connections.
55 of Rio Tinto's live titles carry a caveat or mortgage held by another party. Rio Tinto holds caveats or mortgages over 43 live titles of other companies. It holds 251 live titles together with another holder.
Caveats and mortgages over its ground
and 8 more
It holds caveats and mortgages over
Holds ground with
and 4 more
From caveats, mortgages and joint holdings on the DMPE tenement register. A caveat protects an interest in a title, such as a royalty, an option or a loan; the register does not say which.
What Rio Tinto Exploration holds today
Rio Tinto Exploration holds 91 tenements across 908,534 ha. The register records 1 title transferred in and 7 transferred out, the latest in May 2026.
- Which tenements they hold, by type and local government area
- Every title bought, sold or transferred, and who it was with
- Expenditure compliance across the portfolio
- Dormant ground and forfeiture exposure
- Mortgages, caveats and the expiry profile
Exploration record
- Commodities targeted
- Iron 311 · Diamond 125 · Copper 101 · Base Metals 70 · Gold 60 · Uranium 37 · Mineral Sands 19 · Nickel 18
- Where they worked
- Shire of East Pilbara 180, Shire of Ashburton 169, Shire of Meekatharra 68, Shire of Wyndham-East Kimberley 57, Shire of Derby-West Kimberley 36, Shire of Wiluna 31, Shire of Broome 12, Shire of Murchison 11, Shire of Halls Creek 10, Shire of Upper Gascoyne 10
- Also filed as
- Rio Tinto Exploration Pty Limited · Rio Tinto Exploration Limited · Rio Tinto Exploration Pty Ltd
- Work on record
- RC drilling 187 · Geological reconnaissance 116 · Geophysical interpretation 109 · Rock chip sampling 105 · Aboriginal site surveys 85 · Aerial EM surveys 83 · Aerial magnetic surveys 75 · Stream sediment sampling 60
- Resource declared
- Yes, in 19 reports: A115968 (2018), A89981 (2011), A87802 (2010), A87379 (2010), A87055 (2010), A86722 (2010) and 13 more
- Downloadable data
- 417 of 654 reports include a digital package
- Reports with no exploration
- 62 of 654 record no work done
- Report types
- Annual 400 · Final Surrender 205 · Partial Surrender 44 · Core Library Drilling 3 · Non-statutory 2
Reports filed
| Report | Year | Project | Title |
|---|---|---|---|
| A155295 | 2026 | Deep Well North | Deep Well North Surrender Report Exploration Licence 47/4292 (GDSR RTIO-1167018) for the period ending 18/06/2 |
| A154904 | 2026 | Citadel | Final Surrender Report E45/4213 & E45/4214 Citadel for the period ending 23/04/2026.(C58/2007) |
| A153060 | 2025 | Perry Creek North | Perry Creek North Compulsory Partial Surrender Report Exploration Licence 52/3649 for the period ending 28/11/ |
| A149928 | 2025 | West Wits | Mineral Exploration Partial Surrender Report for E45/5045 for the period ending 27/05/2025 |
| A149640 | 2025 | Deep Well North | Deep Well North Annual Report Exploration Licence 47/4292 for the period ending 6/7/2025 (GDSR RTIO-1122770) |
| A149597 | 2025 | Chillarrina Pool | Chillarrina Pool Surrender Report Exploration Licence 47/4182 (GDSR RTIO-1122420) for the period ending 4 July |
| A149112 | 2025 | Chadwin | Mineral Exploration Surrender Report for P16-3432 Chadwin Project for the period ending 12/5/2025 |
| A149111 | 2025 | Chadwin | Mineral Exploration Surrender Report for P16-3431 Chadwin Project for the period ending 12/5/2025 |
| A148751 | 2025 | Telfer Domain | 32712 Mineral Exploration Final Surrender Report for E45/4834 – Telfer Domain for the period ending 30 April 2 |
| A148726 | 2025 | Mt Webb | Mineral Exploration Final Surrender Report for E80-5486 Mt Webb for the period ending 15/04/2025. |
| A148554 | 2025 | Camel | Mineral Exploration Final Surrender Report for E45/5560 for the period ending 7/4/2025 |
| A148549 | 2025 | Winu | Mineral Exploration Final Surrender Report for E45/5212 Winu Project for the period ending 07/04/2025 |
| A148217 | 2025 | Dundas 2 | 32684 Mineral Exploration Surrender Report for E63/1980 – Dundas 2 |
| A148216 | 2025 | Dundas 3 | Mineral Exploration Surrender Report for E63/1979 – Dundas 3 |
| A146042 | 2025 | Winu | Mineral Exploration Partial Relinquishment Report for E45/5121 for the period 15 October 2019 to 10 October 20 |
| A146040 | 2025 | Winu | Mineral Exploration Partial Relinquishment Report for E45/5120 Winu for the period ending 20/12/2024. |
| A145680 | 2024 | Shaw River North | Mineral Exploration Surrender Report for E45/5766 – Shaw River North |
| A145660 | 2024 | Shaw River | E45/5589 Mineral Exploration Surrender Report for E45/5589 – Shaw River (22 November 2022 to 20 November 2024) |
| A145639 | 2024 | Waddabunna | Waddabunna Surrender Report Exploration 52/3625 (GDSR RTIO-1086009) for the period 5 November 2018 to 22 Octob |
| A145637 | 2024 | George Well 2 | George Well 2 Surrender Report Exploration Licence 47/4304 (GDSR RTIO-1091083) for the period 19 December 2019 |
Report numbers filed by Rio Tinto Exploration Pty Ltd
Named projects
Project names Rio Tinto Exploration Pty Ltd used in their reports, with the shire each sits in.
Watching what Rio Tinto Exploration Pty Ltd does next?
NextMaps tracks every WA tenement move as it registers: new applications, transfers, surrenders and status changes. Open the live map to see their current holdings against the full register record. With Premium, a holder alert emails you when this company pegs, drops or trades ground.
See their ground on the mapTenure data sourced from the DMPE public registers and SLIP WA (© Government of Western Australia, CC BY 4.0). Compiled by NextMaps. Verify against primary sources before reliance.