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

Western Australian mining lease

M 77/1066 · Mt Holland Lithium / Wesfarmers & SQM

M 77/1066 is a Western Australian mining lease held by MONTAGUE RESOURCES AUSTRALIA PTY LTD; SQM AUSTRALIA PTY LTD (Covalent Lithium JV (Wesfarmers 50%, SQM 50%) group). Granted 8 December 2004, expires 12 December 2046. 996 ha in the Yilgarn Mineral Field. Commodities: Gold, Lithium, Silver, Tantalum, Nickel. Part of the Mt Holland Lithium / Wesfarmers & SQM project (operating).

Type: Mining lease
Status: Granted
Holders: MONTAGUE RESOURCES AUSTRALIA PTY LTD
SQM AUSTRALIA PTY LTD
Parent group: Covalent Lithium JV (Wesfarmers 50%, SQM 50%) (the MINEDEX project owner)
MINEDEX projects: Mt Holland Lithium / Wesfarmers & SQM J04872 · Operating
Owners: Wesfarmers Limited 50%; a private holder 50%; Covalent Lithium Pty Ltd

Mt Holland Gold / Kidman J00106 · Shut
Owners: MH Gold Pty Ltd 100%; Montague Resources Australia Pty Ltd; Kidman Resources Limited

Bounty Nickel J03148 · Not Applicable
Owners: Convergent Minerals Limited 100%
Lodged: 12 February 2004
Granted: 8 December 2004
Expires: 12 December 2046
Area: 995.70 hectares (10.0 km²)
Mineral field: Yilgarn Mineral Field
Commodities: Gold, Lithium, Silver, Tantalum, Nickel
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: Earl Grey Lithium Minor and Preliminary Works M77/1066, G77/129, G77/130, G77/131, G77/136, L77/205, L77/208, L77/271: approved 27 August 2019, Earl Grey Lithium Minor and Preliminary Works Mining Proposal M77/1066, G77/129, G77/130,
Recommencement of Mining - Mt Holland Project: approved 15 May 2015, Mining Proposal - Recommencement of Mining - Mt Holland Project
Environmental registrations: 8 mining proposal and closure plan registrations (MINEDEX)
EPA Ministerial Statements: MS 1279, MS 1199, MS 1118
EPA referred proposals: Earl Grey Lithium Project, Life Of Mine Proposal Approved (Ministerial Statement), MS 1279; overlaps 576 ha
Earl Grey Lithium Project (Revised Proposal) Approved (Ministerial Statement), MS 1199; overlaps 577 ha
Earl Grey Lithium Project Approved (Ministerial Statement), MS 1118; overlaps 577 ha
Fire Management Strategies - track upgrading and chaining Not assessed; overlaps 996 ha
WAMEX data: 713 open-file drill holes, 94 exploration reports on this ground
Location: -32.1093, 119.7806 (centre)

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Mining proposals and mine closure plans

Date	Registration	Title	Status	Document (GeoDocs)
28 July 2026	Mining Proposal	Earl Grey Lithium Project Life of Mine (LoM) Mining Proposal Stage 3 R.01	Approved	no public document
7 December 2023	Mining Proposal	EARL GREY LITHIUM PROJECT - MINING PROPOSAL - STAGE 2 - J04872	Approved	MP_121883.pdf
25 November 2022	Mining Proposal	Earl Grey Lithium Project Mining Proposal - Stage 2 (COV-M000-EN-RPT-0003)	Approved	MP_101345.pdf
4 August 2022	Mining Proposal	EARL GREY LITHIUM PROJECT - Mining Proposal - Stage 1	Approved	MP_111658.pdf
9 June 2021	Mining Proposal	Earl Grey Lithium Mining Proposal - Stage 1 (updated to include water pipeline)	Approved	MP_96491.pdf
6 April 2021	Mining Proposal	Earl Grey Lithium Project - Mining Proposal - Stage 1 - Version 2	Approved	MP_91617.pdf
27 August 2019	Mining Proposal With Mine Closure Plan	Earl Grey Lithium Minor and Preliminary Works Mining Proposal M77/1066, G77/129, G77/130, G77/131, G77/136, L77/205, L77/208, L77/271	Approved	MP_79070.pdf MCP_79070.pdf
15 May 2015	Mining Proposal With Mine Closure Plan	Mining Proposal - Recommencement of Mining - Mt Holland Project	Approved	mp_53033.pdf

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