NextMaps›WA Explorers›Hamersley Exploration Pty Limited

Hamersley Exploration Pty Limited

Holds ground today
Reports lodged
11
Tenements held
23
41,361 ha
Holding since
1982
Active
8yrs
2013 to 2020
Areas worked
2
most in Shire of Ashburton
Owner
Rio Tinto
ASX:RIO
Last reported
2020
6 years ago
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Where Hamersley Exploration Pty Limited has reported

Who owns Hamersley Exploration Pty?

Hamersley Exploration Pty is a subsidiary of Rio Tinto (ASX:RIO). The group is named as a holder on 521 live Western Australian tenements.

The other companies Rio Tinto holds ground through, with the live tenements each is named on:

Hamersley Iron Pty. Limited 180Robe River Mining Co. Pty. Ltd. 174North Mining Limited 171Rio Tinto Winu Pty Limited 33Hamersley Resources Limited 28Rio Tinto Exploration Pty Limited 27Galaxy Lithium Australia Pty Ltd 15Hamersley WA Pty Ltd 15Galaxy Resources Pty Ltd 10Hamersley Iron-Yandi Pty Limited 9Mount Bruce Mining Pty Limited 6Argyle Diamonds Pty Limited 5Allkem Financial Services Pty Ltd 1Kerrigup Resources Pty Limited Rio Tinto Limited

From Rio Tinto's consolidated entity disclosure statement, as at 2025-12-31.

Exploration record

Commodities targeted
Iron 11
Where they worked
Shire of Ashburton 10, Shire of East Pilbara 1
Also filed as
Hamersley Exploration Pty Limited · Hamersley Exploration Pty Ltd
Programs on record
3 drilling · 4 geophysics
Resource declared
Never on this record
Downloadable data
5 of 11 reports include a digital package
Reports with no exploration
4 of 11 record no work done
Report types
Annual 9 · Final Surrender 1 · Partial Surrender 1
Reports by decade
72010s
42020s

Reports filed

11 WAMEX exploration reports lodged by Hamersley Exploration Pty Limited.
Most recent reports
ReportYearProjectTitle
A124963 2020 Mount Margaret Mt Margaret Project Combined Annual Report Exploration Licences 47/475 and 47/585 for the period ending 20/08/
A124114 2020 Koodaideri Koodaideri 05 Surrender Report Exploration Licence 47/525 (GDSR 7151) for the period ending 21/05/2020
A123564 2020 Wonmunna East Wonmunna East Annual Report Exploration Licence 47/622 (GDSR 7118), 1 April 2019 to 31 March 2020
A122368 2020 Panhandle 01 Panhandle 01 Annual Report Exploration Licence 47/30 (GDSR 7069) For the Period 18 December 2018 to 17 Decembe
A121109 2019 Mount Margaret C43/1997 Mt Margaret Project Combined Annual Report Exploration Licences 47/475 and 47/585 (GDSR 7011) for the
A120479 2019 Brockman West C42/1997 Brockman West Project Area Combined Annual Report for Exploration Licences 47/472, 47/780 & 47/942 (G
A120055 2019 Koodaideri Koodaideri 05 Voluntary Partial Surrender Report Exploration Licence 47/525 (GDSR 6980) For the Period 27 June
A118746 2019 Panhandle Annual Report for Exploration Licence 47/30 Panhandle Project for the period 18 December 2017 to 17 December 2
A117787 2018 Mount Margaret Mt Margaret Project Combined Annual Report Exploration Licences 47/475 and 47/585 (C43/1997) – (GDSR 6837) For
A107203 2015 Brockman Valley Brockman Valley Project Area Combined Annual Report Exploration Licences 47/47, 47/661, and 47/1054 (C17/2004)
A96946 2013 Koodaideri KOODAIDERI PROJECT AREA COMBINED ANNUAL REPORT (C20/1992) EXPLORATION LICENCES 47/328, 47/421, 47/487, 47/525,

Named projects

Project names Hamersley Exploration Pty Limited used in their reports, with the shire each sits in.

Mount Margaret 3Koodaideri 3Wonmunna East 1Panhandle 01 1Brockman West 1Panhandle 1Brockman Valley 1
Following this company's ground? The record above is what they have explored and reported. The checks below are what they hold now: which tenements are in their name, what they have bought and sold, and whether that ground is meeting its expenditure commitments.

Current tenure & dealings Free account

Holds WA ground today
Yes · on the current register
Tenements held today
Total ground held
Acquisitions & disposals
Counterparties

Portfolio intelligence Premium

Portfolio expenditure compliance
Dormant ground
Forfeiture exposure
Encumbered tenements
Expiry profile

Watching what Hamersley Exploration Pty Limited 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.

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Tenure data sourced from the DMPE public registers and SLIP WA (© Government of Western Australia, CC BY 4.0), as at . Compiled by NextMaps. Verify against primary sources before reliance.