NextMaps›WA Tenements›M 26/598

M 26/598

LiveMining LeaseCity of Kalgoorlie-BoulderEast Coolgardie District

Area

28.595ha

Expires

Oct 2046

in 20 years

WAMEX reports

WA median is 53

Report drilling

of 47 reports

Kalgoorlie-Boulder Explore on the live map

Register summary

Holder: Kalgoorlie Ore Treatment Company Pty Ltd
Part of: Maritana Minerals Limited (ASX:MRT) as at 2025-06-30
Local government: City of Kalgoorlie-Boulder
Application received: 25 Oct 1996
Commenced: 11 Oct 2004
Expiry: 10 Oct 2046
Term: 21 Years (Renewed)

Exploration history on this ground

47 historical WAMEX exploration reports intersect M 26/598: 17 report geochemistry or sampling, 34 include a digital data package.

When this ground was worked · 41 of 47 reports dated

11980s

91990s

142000s

162010s

12020s

Most recent reports

Report	Year	Operator	Project	On this ground	Title
A123347	2020	Horizon Minerals Limited	Nimbus	<1%	Nimbus Project Combined Annual Mineral Exploration Report (Group C148/2010) for the Period 27 February 2019 to
A119800	2019	Macphersons Resources Ltd	Nimbus	<1%	Nimbus Project Combined Annual Mineral Exploration Report (Group 148/2010) For The Period 27 February 2018 To
A116572	2018	Macphersons Resources Ltd	Nimbus	<1%	Nimbus Project Combined Annual Mineral Exploration Report (C148/2010) for the Period 27 February 2017 to 26 Fe
A112680	2017	Macphersons Resources Limited	Nimbus	<1%	Nimbus Project Combined Annual Mineral Exploration Report (Group 148/2010) For The Period 27 February 2016 To
A108579	2016	Macphersons Resources Ltd	Nimbus Project Group	<1%	Nimbus Project Combined Annual Mineral Exploration Report (Group 148/2010) For The Period 27 February 2015 To

42 more reports

A105457	2015	Macphersons Resources Ltd	Nimbus	<1%	Nimbus Project Combined Annual Mineral Exploration Report C148/2010 for the period 27 February 2014 to 26 Febr
A101848	2014	Macphersons Resources Ltd	Nimbus	<1%	NIMBUS PROJECT COMBINED ANNUAL MINERAL EXPLORATION REPORT (GROUP 148/2010) FOR THE PERIOD 27 FEBRUARY 2013 TO
A102835	2014	Macphersons Resources Ltd	Nimbus	2.2%	Nimbus Project Final Report, EIS Nimbus Ag Grant (DAG2013/00171295) Reporting period 14/10/2013 to 30/06/2014
A97611	2013	Macphersons Resources	Boorara	<1%	Boorara Project, Annual Report for the period 27th February 2012 to 26th February 2013, M26/29,161, 277 & 318;
A100969	2013	Macphersons Resources Ltd	Nimbus	<1%	Regolith Mapping Files
A97610	2013	Macphersons Resources	Nimbus	2.2%	Nimbus Project Reporting Group C148/2010, Combined Annual Report for year ending 26 February 2013, M26/490, M2
A94227	2012	Macphersons Resources	Boorara	<1%	Boorara Project Reporting Group C89/2004, Combined Annual Report for year ending 26 February 2012, M26/029, 16
A94228	2012	Macphersons Resources	Nimbus	2.2%	Nimbus Project Reporting Group C148/2010, Combined Annual Report for year ending 26 February 2012, M26/490, M2
A90284	2011	Polymetals (Wa) Pty Ltd	Boorara	<1%	Boorara Project, Annual Report for the period 27/02/2010 to 26/02/2011, M26/29, 161, 318, 277; P25/2003, 2030,
A90520	2011	Reed Resources Ltd	Nimbus	2.2%	Nimbus Project, Annual Report for the year ending 26th February2011, M26/490 & M26/598. (C148/2010)
A86068	2010	Northern Mining Ltd	East Kalgoorlie	<1%	Annual Report for East Kalgoorlie Projet C44/2007 E25/268; E26/112, 117, P25/1800, 1801 P26/3205, 3206, 3207,
A86137	2010	Polymetals (Wa) Pty Ltd	Nimbus / Boorara	1%	Reporting Group C89/2004, Combined Annual Report for M26/161, M26/29, M26/277, M26/318, M26/490, M26/598, P26/
A81610	2009	Northern Mining Ltd	EAST KALGOORLIE	<1%	ANNUAL REPORT FOR EAST KALGOORLIE PROJECT E25/268; E26/112, 117, P25/1800, 1801, P26/3205, 3206, 3207, 3208, 3
A81920	2009	Polymetals (Wa) Pty Ltd	NIMBUS - BOORARA	1%	NIMBUS-BOORARA PROJECT, REPORTING GROUP C89/2004, COMBINED ANNUAL REPORT, Year Ending February 26, 2009 M26/49
A78454	2008	Polymetals (Wa) Pty Ltd	Nimbus - Boorara	1%	NIMBUS-BOORARA PROJECT REPORTING GROUP C89/2004 COMBINED ANNUAL REPORT Year Ending February 26, 2008 M26/490,
A74756	2007	Polymetals (Wa) Pty Ltd	Nimbus - Boorara	1%	Nimbus-Boorara Project Reporting Group C89/2004 Combined Annual Report Year Ending February 26, 2007 M26/490,
A75777	2007	Mawson West Ltd	Eastern Nimbus Group 2	<1%	C126/2005 - Eastern Nimbus Group 2 Tenements Combined Annual Report (including P25/1626,P25/1629,P25/1759 P25/
A72653	2006	Mawson West Ltd	Eastern Nimbus	<1%	C126/2005 - Eastern Nimbus Group 2 Tenements, Combined Annual Report, P25/1626,1629,1759-1765, For the Period
A72741	2006	Polymetals (Wa) Pty Ltd	Boorara - Nimbus	1%	Nimbus - Boorara Project, Combined Reporting No. C89/2004, Combined Annual Report Year Ending 26 February 2006
A70465	2005	Polymetals (Wa) Pty Ltd	Nimbus Silver Mine	1%	Combined annual report for the period 27/02/04 - 26/02/05 Nimbus Silver Mine Project, C89/2004, M26/29, M26/1
A71229	2005	Mawson West Ltd	Golden Mile South	<1%	Eastern Nimbus Group 2 Tenements, Combined annual report (including P25/1626, P25/1629, P25/1760-1765) For the
A69238	2004	Polymetals (Wa) Pty Ltd	Nimbus	18%	Annual report for the period ending 04/12/2003 Nimbus Project P26/2340
A68444	2004	Polymetals (Wa) Pty Ltd	Boorara/Golden Ridge	1.2%	Annual report, year ending February 26, 2004, Nimbus Silver Mine, Mining lease M26/490
A66803	2003	Polymetals Mining Services Pty Ltd	Nimbus	1.2%	Nimbus Silver Deposit Resource Modelling and Evaluation
A64282	2002	Lachlan Resources Nl	Nimbus	1.2%	Annual Report period 27 February 2001 to 26 February 2002 Nimbus M26/490. Map sheet: Kurnalpi (SH51-10) 3236.
A61167	2000	Lachlan Resources Nl	Nimbus	1.2%	Project 6470, Nimbus, P26/1982-1983, Annual Report, Period 1/08/1999 to 31/12/2000, Technical Report No 951.
A59073	1999	Lachlan Resources Nl	Nimbus	1.2%	Project 6470 Nimbus P26/1982-1983 Annual report for period 01/08/98-31/07/99 Technical Report No.858 Map Sheet
A59539	1999	Lachlan Resources Nl	Snake Hill	1.1%	Snake Hill JV Project, Annual Report, P25/1225-1227, P26/2332-2340,2343-2345,2736, period 04/12/1998 to 03/12/
A57144	1999	Lachlan Resources Nl	Snake Hill	1.1%	Snake Hill JV - Project 6488 Annual Report P25/1225-1227, P26/2332-2340, 2343-2345, P26/2736 04/12/97 - 03/12/
A53447	1998	Lachlan Resources Nl	Snake Hill	1.1%	Snake Hills JV.Project, Annual Report P25/1225-1227, P26/2332-2340, 2343-2345, 2736 04/12/96 - 03/12/97
A56005	1998	Lachlan Resources Nl	Nimbus	1.2%	Project 470 - Nimbus, P26/1982-1983 Annual Report, 01/08/97 - 31/07/98 Technical Report Number: 755
A52336	1997	Plutonic Operations Ltd	Nimbus	1.2%	Project 470 Nimbus. P26/1982-1983. Annual Report period 01/08/96-31/07/97. Report No 637. Map Sheet Kurnalpi (
A48972	1996	Archaean Gold Nl	Boorara	1.2%	Boorara Project Annual report 01/08/95 to 31/07/96 Prospecting Licences P26/1982 to P26/1983 (combined reporti
A39875	1994	Copperfield Gold Nl	Snake Hill	1.1%	Annual Report for the period 01/01/93-31/12/93 Snake Hill Project P25/1225-1227 P26/2332-2340 P26/2343-2345
A42156	1994	Archaean Gold Nl	Boorara	1.2%	Annual Report for the period 31/07/93-30/07/94 Boorara Project P26/1982-1983
A20942	1986	Ms Roworth R	Boorara Hill	<1%	Report [annual] on Boorara Hill, 17 June 1986, P26/75, 26/254
A38751	1753	Inco Australia Ltd	Eastern Goldfields regional mapping	<1%	Eastern Goldfields regional mapping
A42802	1753	Copperfield Gold Nl	Snake Hill	1.1%	Snake Hill Project Annual report for Prospecting Licences P25/1225 to P25/1227 P26/2332 to P26/2340 P26/2343 t
A45739	1753	Archaean Gold Nl	Boorara	1.2%	Boorara Project Annual Report 31.07.94 - 30.07.95 Prospecting Licence P26/1982-1983
A46620	1753	Copperfield Gold Nl	Snake Hill - Hampton	1.1%	Snake Hill & Hampton Projects Golden Ridge district, Kalgoorlie W.A. Annual report on exploration activities P
A49679	1753	New Hampton Goldfields Nl	Snake Hill - Hampton	1.1%	Snake Hill & Hampton projects Golden Ridge district, Kalgoorlie W.A. Annual report on exploration activities P
A143969		Csiro		3%	Core Library Sampling Of Drillhole NBDH010 Under Samplng Approvals K562, P603 and K701

Doing your homework on this ground? The register summary above tells you the tenement exists and who holds it. The checks below tell you whether it is clean: what is secured against it, whether it is meeting its minimum expenditure commitment, what conditions attach to it, and how long the current holder has actually had it.

Tenure detail Free account

Current holders & shares
Holder change history
Expenditure history
Conditions & endorsements
Native title context
Combined reporting
Rent status

Tenement intelligence Premium

Time to expiry: 20 years · 10 Oct 2046
At-risk & opportunity signals
Expenditure compliance
5-year track record
Spend trend & exploration intensity
Expiry band
Ownership age
Dealings, mortgages & caveats
Transfer history

What does the exploration record say about this ground?

NextMaps reads every WAMEX report over M 26/598 into a referenced prospectivity assessment: the geology, the historical programs, the drill intercepts and geochemistry, and the untested gaps — every claim cited back to its source report. New accounts include a free prospectivity report. Prefer the raw due diligence? The 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 2026-09-28. Compiled by NextMaps. Verify against primary sources before reliance.