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

Western Australian mining lease

M 39/422 · Murrin Murrin / Minara

M 39/422 is a Western Australian mining lease held by MURRIN MURRIN OPERATIONS PTY LTD (Glencore group). Granted 25 July 1996, expires 25 July 2038. 774 ha in the Mount Margaret Mineral Field. Commodities: Nickel, Cobalt. Part of the Murrin Murrin / Minara project (operating).

Type: Mining lease
Status: Granted
Holder: MURRIN MURRIN OPERATIONS PTY LTD
Parent group: Glencore (a subsidiary)
MINEDEX project: Murrin Murrin / Minara J00480 · Operating
Owners: Glencore Plc 100%; Minara Resources Ltd; Murrin Murrin Operations Pty Ltd (MMO)
Lodged: 19 January 1996
Granted: 25 July 1996
Expires: 25 July 2038
Area: 774.20 hectares (7.7 km²)
Mineral field: Mount Margaret Mineral Field
Commodities: Nickel, Cobalt
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
Environmental registrations: 57 mining proposal and closure plan registrations (MINEDEX)
EPA referred proposals: Murrin Murrin Nickel-Cobalt Project Stage 2 Expansion Approved (Ministerial Statement), MS 506; overlaps 466 ha
WAMEX data: 339 open-file drill holes, 57 exploration reports on this ground
Location: -28.73315, 121.88415 (centre)

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Mining proposals and mine closure plans

Date	Registration	Title	Status	Document (GeoDocs)
23 September 2026	Mining Proposal	MMN Mining Proposal Amendment - Evaporation Pond 5	Approved	no public document
15 January 2025	Mining Proposal	Murrin Murrin North Mining Proposal Version 2.0	Approved	MP_127019.pdf
23 September 2021	Mining Proposal	Murrin Murrin 2021-2023 Mine Development Mining Proposal	Approved	no public document
17 January 2020	Mining Proposal	2019 Traffic Management and Landfill Mining Proposal	Approved	MP_84522.pdf
30 April 2014	Mining Proposal	2/2-2/4, 8/4 & 9/2 Inpit TSF Mining Proposal	Approved	mp_46170.pdf
26 June 2009	Mining Proposal	HEAP LEACH FACILITY - ON/OFF PADS AND IN-PIT RESIDUE DISPOSAL	Approved	no public document
16 March 2006	Mining Proposal	MURRIN MURRIN: ENVIRON MANAGEMENT PLAN (ALL TENEMENTS)	Approved	mp_5187_3EABEB4A1CE9738A2EB4ACA26E4BF43B.pdf
23 March 2005	Mining Proposal	MURRIN MURRIN / ANACONDA / HAUL RD B PITS T NESTS	Approved	mp_4540.pdf
8 March 2005	Mining Proposal	MURRIN MURRIN / MINARA (ANACONDA)/SUPP FEED GRIND CIRCUIT	Approved	mp_4919.pdf
23 April 2004	Mining Proposal	MURRIN MURRIN / ANACONDA / AIRPORT MODIFICATIONS	Approved	mp_4533.pdf
19 May 2003	Mining Proposal	MURRIN MURRIN :SULPHUR FILTER RESIDUE	Approved	mp_17648.pdf
7 January 2003	Mining Proposal	MURRIN MURRIN : MM4 STAGE 3 : H/ROAD; W/DUMP AND TS S/PILES	Approved	mp_4160.pdf
2 January 2003	Mining Proposal	MURRIN MURRIN : BACKFILLING PITS WITH WASTE GRADE MATERIAL	Approved	mp_4161.pdf
7 August 2002	Mining Proposal	MURRIN MURRIN :STAGE 6 :ORE STOCKPILES	Approved	mp_4044.pdf
15 April 2002	Mining Proposal	MURRIN MURRIN:ADDENDUM TO CHARLIE BOREFIELD NOI	Approved	mp_3938.pdf

42 earlier registrations are in MINEDEX.

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