NextMaps›WA Tenements›E 08/1148-I

E 08/1148-I

LiveExploration LicenceShire of AshburtonAshburton M.F. District

E 08/1148-I is a live exploration licence in the Shire of Ashburton, Western Australia, held by Mitsui Iron Ore Development Pty Ltd, North Mining Limited and 3 others (part of Rio Tinto Limited). Granted on 23 Apr 2002 for 5 years (extended), it expires on 22 Apr 2027. The ground is covered by 42 historical WAMEX reports.

Area
955.391ha
Expires
Apr 2027
in 6 months
WAMEX reports
42
WA median is 53
Report drilling
20
of 42 reports
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For E 08/1148-I that covers 42 WAMEX reports · 21 open-file drillholes (952 m drilled) · 9 earlier titles on the ground since 1961 · 1 native title determination · no conservation land.
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Register summary

Holders
Mitsui Iron Ore Development Pty Ltd, North Mining Limited, Robe River Mining Co. Pty. Ltd., Cape Lambert Iron Associates, Pannawonica Iron Associates
Part of
Rio Tinto Limited (ASX:RIO) as at 2025-12-31
Local government
Shire of Ashburton
Application received
27 Aug 1999
Commenced
23 Apr 2002
Expiry
22 Apr 2027
Term
5 Years (Extended)

The full record on E 08/1148-I

The register summary says who holds it today. The rest of the record says how they came to, what is attached to it, and whether it is being worked.

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  • Current holders and their shares, and all 5 changes of holder
  • The full record: 25 years of expenditure, 15 conditions and 4 endorsements
  • Native title context, combined reporting and rent status
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  • At-risk and opportunity signals, and expenditure compliance over five years
  • Every register dealing (37 on record), with mortgages, caveats and transfers flagged
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Exploration history on this ground

42 historical WAMEX exploration reports intersect E 08/1148-I: 22 report geochemistry or sampling, 20 include a digital data package.
Work on record: Rock chip sampling 18 · RC drilling 15 · Geological mapping 9 · Soil sampling 9 · Geological reconnaissance 8 · Heritage survey 8. Resource declared in A114319 (2017), A109295 (2016), A105967 (2015), A91378 (2011) and 1 more.
Rather than open these one by one on the DMPE site, have them read into one cited report on E 08/1148-I, free for new accounts.
When this ground was worked
11960s
1970s
11980s
31990s
182000s
192010s
Most recent reports
ReportYearOperatorProject On this groundTitle
A121280 2019 Robe River Mining Co. Pty. Ltd. Mesa B 13% Mesa B Voluntary Partial Surrender Report Exploration Licence 08/1148 (GDSR 6978) For the Period 23 April 2002
A114319 2017 Zanthus Resources Pty Ltd Yarraloola <1% Yarraloola Project C132/2009 Annual Report for the period 6 July 2016 to 5 July 2017, E08/01060, E08/01684, E0
A109295 2016 Zanthus Resources Pty Ltd Yarraloola <1% Yarraloola Project C132/2009 Annual Report for the period 6 July 2015 to 5 July 2016, E08/01060, E08/01684, E0
A104774 2015 Robe River Mining Co Pty Ltd Hubert Well 5.9% Hubert Well Project Combined Annual Report Exploration Licences 08/1148, 08/1467, 08/1772 & Prospecting Licenc
A105967 2015 Zanthus Resources Pty Ltd Yarraloola <1% Yarraloola Project Annual Report for the period 6 July 2014 to 5 July 2015, E08/01060, E08/01684, E08/01685, E
37 more reports
A101032 2014 Rio Tinto Iron Ore Hubert Well 5.9% Hubert Well Project, Annual Report for the period 18/01/2013 to 17/01/2014, E08/1148, 1467, 1772; P08/615. [C1
A103067 2014 Zanthus Resources Pty Ltd Yarraloola <1% YARRALOOLA PROJECT COMBINED ANNUAL REPORT for EXPLORATION LEASES E08/1060, E08/1684, E08/1685, E08/1686, E08/
A96782 2013 Robe River Mining Co Pty Ltd Hubert Well 5.9% Hubert Well Project, Annual Report for the period 18/01/2012 to 17/01/2013, E08/1148, 1467, 1772; P08/615. [C1
A98890 2013 Zanthus Resources Pty Ltd Yarraloola <1% Yarraloola Project Combined Annual Report for the period 6 July 2012 - 5 July 2013, E08/1060, E08/1684, E08/16
A100736 2013 Rio Tinto Iron Ore Hubert Well / Mesa B <1% Hubert Well/Mesa B Partial Surrender Report Exploration Licence 08/1772 for the period 18 January 2008 -24 Dec
A94680 2012 Zanthus Resources Pty Ltd Yarraloola <1% C132/2009 Yarraloola Project Combined Annual Report for the period 6 July 2011 - 5 July 2012 for E08/1060, E08
A92565 2012 Robe River Mining Co Pty Ltd Hubert Well 5.9% Annual Technical Report for Hubert Well E08/1148, E08/1467, E08/1772 & P08/615, 18 January 2011 to 17 January
A102150 2011 Rio Tinto Exploration Pty Ltd Mesa J - Yandi Junction - Mesa A - Bunga <1% Peth Core Library Drilling Data from Drillholes into Channel Iron Deposits (CID) in the Pilbara Hole J6088- Me
A89299 2011 Rio Tinto Iron Ore Hubert Well - Mesa B <1% COMBINED ANNUAL TECHNICAL REPORT EXPLORATION LICENCE E08/1772 & P08/520 (C185/2008). Ashburton Mineral Field,
A90369 2011 Rio Tinto Iron Ore Mesa B-F 13% Mesa B-F Project, Annual Technical Report E08/1148, for the period 23rd April 2010 to 22nd April 2011. (C185/
A91378 2011 Zanthus Resources Pty Ltd Yarraloola <1% Report on Exploration Undertaken at the Yarraloola Project(C132/2009) Pannawonica area, West Pilbara, Western
A85823 2010 Rio Tinto Iron Ore Hubert Well - Mesa B <1% Hubert Well (Mesa B) Combined Annual Technical Report Exploration Licence E08/1772 & P08/520. Ashburton Minera
A86706 2010 Rio Tinto Iron Ore Mesa B - F 13% Mesa B - F ANNUAL TECHNICAL REPORT EXPLORATION LICENCE E08/1148, 23 April 2009 to 22 April 2010
A88220 2010 Creasy M G Yarraloola <1% REPORT ON EXPLORATION UNDERTAKEN AT THE YARRALOOLA PROJECT PANNAWONICA AREA WEST PILBARA WESTERN AUSTRALIA
A80922 2009 Rio Tinto Iron Ore HUBERT WELL (MESA B) <1% Hubert Well (Mesa B) Combined Annual Technical Report Exploration Licence E08/1772 and P08/520. Ashburton Mine
A82273 2009 Rio Tinto Iron Ore Mesa B & Mesa F 13% Tenement Name ANNUAL TECHNICAL REPORT EXPLORATION LICENCE E08/1148, Annual Technical Report for the Period 23
A78474 2008 Rio Tinto Iron Ore Mesas B to F 13% Mesa B - F Project Area E08/1148 23, (Annual Report) For the period 23 April 2007 - 22 April 2008
A75088 2007 Robe River Mining Co Pty Ltd Mesas B to F 13% Mesa B-F, Annual Report for E08/1148, 23 April 2006 - 22 April 2007.(Report No.GDSR4886)
A72062 2006 Cullen Exploration Pty Ltd Yanks Bore <1% Yanks Bore Project, E08/1022 Yanks Bore, E08/1135 Red Hill West, MLA08/281-284,327,328 Yanks Bore, Ashburton M
A72368 2006 Cullen Exploration Pty Ltd Yanks Bore <1% Yanks Bore Project E08/1022, Surrender Report, Period 1 November 1997 to November 2005, (Cullen Report No. ASH
A72444 2006 Robe River Mining Co Pty Ltd Mesas B to F 13% Mesa B-F, Annual Report for E08/1148, 23 April 2005 to 22 April 2006, (Robe River Report No. 4728, Yarraloola)
A69952 2005 Cullen Exploration Pty Ltd Yanks Bore <1% Annual technical report for the period 01/11/03 - 31/10/04 Yanks Bore Project, C32/2002, Red Hill West and Yan
A70558 2005 Robe River Mining Co Pty Ltd Mesas B to F 13% Annual report for the period 23/04/04 - 22/04/05 Mesas B to F, Robe Valley Project Area, E08/1148, Yarraloola
A68735 2004 Robe River Mining Co Pty Ltd Mesas B to F 13% Mesas B to F, Annual report for E08/1148, 23 April 2003 - 22 April 2004
A68276 2004 Cullen Exploration Pty Ltd Yanks Bore <1% Yanks Bore Project, Annual Report E08/1022,( MLA/08/281-284) , E08/1135 ( Red Hill West) for period ending 31s
A66321 2003 Cullen Exploration Pty Ltd Yanks Bore <1% Combined Annual Mineral Exploration Report for period ending 31 October 2002 Yanks Bore Project C32/2002: Yank
A66492 2003 Cullen Exploration Pty Ltd Yanks Bore <1% Partial Surrender Report Yanks Bore (E08/1022), Yanks Bore Rroject, Ashburton Mineral Field, WA. Report no. C
A66988 2003 Robe River Mining Co Pty Ltd Mesas B to F 13% Annual Report for E8/1148 for the period 23 April 2002 to 22 April 2003 Mesas B to F Project Ref:1961
A64332 2002 Cullen Exploration Pty Ltd Yanks Bore <1% Yanks Bore Project E08/1022 (Yanks Bore) E08/1135 (Red Hill West) Annual Technical Report 6 November 2000 - 5
A62047 2001 Cullen Exploration Pty Ltd Yanks Bore <1% Yanks Bore Project Ashburton Mineral Field Partial Surrender Report third anniversary 5 November 2000 tenement
A62056 2001 Cullen Exploration Pty Ltd Yanks Bore <1% Yanks Bore Project, Ashburton Mineral Field. Annual Technical Report 6 November 1999 - 5 November 2000, tenem
A59877 2000 Cullen Resources Nl Yanks Bore <1% Yanks Bore Project, Ashburton Mineral Field, Annual Technica Technical Report for Period ending 05/11/1999, Re
A56951 1998 Hunter Exploration Nl Yanks Bore <1% Annual Report For E08/1022 Yanks Bore 06/11/97 - 05/11/98
A36947 1992 Poseidon Exploration Ltd Yarraloola <1% Yarraloola Project, Annual Report for the period 01/09/1991 to01/05/1992, E08/457, 458, 459, 501, 502, 503.
A37178 1992 Robe River Mining Co Pty Ltd Upper Robe <1% Annual Report for the period 26/09/91 to 25/09/92 Upper Robe Project AML70/248, E47/409 and E47/496 to E47/498
A12250 1981 Cliffs International Inc Robe River <1% Robe River Project, Non-statutory Report; West Angelas 15 MLTPY Expansion, 62% Fe Low Stripping Case Study, P
A1417 1966 Broken Hill Pty Co Ltd Wilga <1% Wilga Project, Non-statutory Report: Annual & Quarterly Reports for the periods ending 31st December 1966, TR7

What does the exploration record say about this ground?

NextMaps reads the WAMEX reports over E 08/1148-I into a referenced prospectivity assessment: the geology, the historical programs, the drill intercepts and geochemistry, and the untested gaps, with every claim cited back to its source report. New accounts include a free report (how the reports work). Prefer the raw due diligence? A Tenure Pack bundles the full register record, tenure history and spatial datasets for this 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 2026-10-08. Compiled by NextMaps. Verify against primary sources before reliance.