Data as at 18 October 2026 · from Western Australian Government registers and open data

Western Australian mining lease

M 77/1039 · Koolyanobbing Iron

M 77/1039 is a Western Australian mining lease held by YILGARN IRON PTY LTD (Yilgarn Iron Investments group). Granted 17 December 2003, expires 17 December 2045. 961 ha in the Yilgarn Mineral Field. Commodities: Iron. Part of the Koolyanobbing Iron project (operating).

Type: Mining lease
Status: Granted
Holder: YILGARN IRON PTY LTD
Parent group: Yilgarn Iron Investments (a subsidiary)
MINEDEX project: Koolyanobbing Iron J00559 · Operating
Owners: Yilgarn Iron Investments Pty Ltd 100%; Yilgarn Iron Pty Ltd; Deterra Royalties Limited
Lodged: 5 September 2002
Granted: 17 December 2003
Expires: 17 December 2045
Area: 961.00 hectares (9.6 km²)
Mineral field: Yilgarn Mineral Field
Commodities: Iron
Rehabilitation liability: Its rehabilitation liability is in the MCF Mining Index (subscribers): the Mining Rehabilitation Fund estimate, its trend since 2014, company provisions and closure-plan costs
Mine closure plan: YILGARN OPERATIONS (Koolyanobbing Iron Project): approved 10 July 2024, MINE CLOSURE PLAN - YILGARN OPERATIONS (Koolyanobbing Iron Project) - J00559
YILGARN OPERATIONS - Koolyanobbing Group: approved 15 July 2021, YILGARN OPERATIONS - MINE CLOSURE PLAN - Revision 3 - Koolyanobbing Group - 2021
Environmental registrations: 14 mining proposal and closure plan registrations (MINEDEX)
EPA Ministerial Statements: MS 1054, MS 907, MS 843, MS 802, MS 627
EPA referred proposals: Yilgarn Operations – Windarling Range, Mt Jackson Range And Deception Deposit Approved (Ministerial Statement), MS 982; overlaps 44 ha
Fire Management Strategies - track upgrading and chaining Not assessed; overlaps 961 ha
WAMEX data: 287 open-file drill holes, 59 exploration reports on this ground
Location: -30.0257, 119.32255 (centre)

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Mining proposals and mine closure plans

Date	Registration	Title	Status	Document (GeoDocs)
10 July 2024	Mine Closure Plan	MINE CLOSURE PLAN - YILGARN OPERATIONS (Koolyanobbing Iron Project) - J00559	Approved	MCP_118307.pdf
15 July 2021	Mine Closure Plan	YILGARN OPERATIONS - MINE CLOSURE PLAN - Revision 3 - Koolyanobbing Group - 2021	Approved	MCP_77710.pdf
14 March 2014	Mining Proposal	Windarling Range W4 Land Use Rezoning	Approved	mp_45962.pdf
14 November 2013	Mining Proposal	Windarling Range W4 Deposit Infrastructure Changes - Addendum to Notice of Intent 4450 M77/999-I, M77/1000-I, M77/1039-I	Approved	mp_43209.pdf
31 October 2012	Mining Proposal	Yilgarn Operations - Revised Windarling Range Topsoil, Subsoil and Vegetation Stockpiling Areas: Mining Act 1978 Mining Proposal Addendum To Notice of Intent 4450 Tenements M77/999, M77/1001 and M77/1039 31 August 2012	Approved	mp_35568.pdf
28 December 2011	Mining Proposal	Yilgarn Operations - Windarling Range W3/5 Waste Rock Landform Extension And Topsoil Stockpiles: MIning Proposal Addendum to Notice Of Intent 4450, Tenements M77/999, M77/1000 and M77/1039	Approved	mp_32938.pdf
15 December 2003	Mining Proposal	KOOLYANOBBING / NORTHERN EXPANSION PROJECT	Approved	mp_4450.pdf
5 November 2003	Mining Proposal	KOOLYANOBBING / TRANSPORT CORRIDOR EXPANSION PROJECT	Approved	mp_4409.pdf
16 July 2003	Mining Proposal	KOOLYANOBBING NORTHERN TENEMENT EXPANSION:GDAA : TRANS CORRI	Approved	mp_17701.pdf
11 March 2003	Mining Proposal	KOOLYANOBBING UPGRADE ADDENDUM	Approved	mp_4140.pdf
11 October 2002	Mining Proposal	KOOLYANOBBING : WASTE DUMP ADDENDUM	Approved	mp_4089.pdf
15 January 2002	Mining Proposal	KOOLYANOBBING : IRON ORE WASHING FACILITY	Approved	mp_4155.pdf
18 May 1999	Mining Proposal	KOOLYANOBBING DEWATERING OF K PIT	Approved	mp_3052.pdf
9 June 1998	Mining Proposal	KOOLYANOBBING UPGRADE	Approved	mp_2805.pdf

Registrations from MINEDEX (DMPE); the documents are the operators' own, linked on GeoDocs and not copied.