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

Western Australian mining lease

M 74/58 · Forrestania Nickel / Western Areas

M 74/58 is a Western Australian mining lease held by MYAMBA MINERALS PTY LTD (IGO group). Granted 8 October 1989, expires 11 October 2031. 962 ha in the Phillips River Mineral Field. Commodities: Nickel, Copper. Part of the Forrestania Nickel / Western Areas project (operating).

Type: Mining lease
Status: Granted
Holder: MYAMBA MINERALS PTY LTD
Parent group: IGO (a joint venture)
MINEDEX project: Forrestania Nickel / Western Areas J00757 · Operating
Owners: Igo LIMIted 90%; Great Western Exploration Limited 10%; Igo Forrestania Limited; Medallion Metals Limited; Myamba Minerals Pty Ltd; Western Areas Nickel Pty Ltd
Lodged: 30 September 1988
Granted: 8 October 1989
Expires: 11 October 2031
Area: 962.20 hectares (9.6 km²)
Mineral field: Phillips River Mineral Field
Commodities: Nickel, Copper
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: FORRESTANIA NICKEL OPERATIONS / WESTERN AREAS: approved 30 June 2020, MINE CLOSURE PLAN - FORRESTANIA NICKEL OPERATIONS / WESTERN AREAS - J00757
Environmental registrations: 11 mining proposal and closure plan registrations (MINEDEX)
EPA Ministerial Statements: MS 808
EPA referred proposals: Fire Management Strategies - track upgrading and chaining Not assessed; overlaps 962 ha
WAMEX data: 164 open-file drill holes, 101 exploration reports on this ground
Location: -32.72195, 119.81125 (centre)

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Mining proposals and mine closure plans

Date	Registration	Title	Status	Document (GeoDocs)
30 June 2020	Mine Closure Plan	MINE CLOSURE PLAN - FORRESTANIA NICKEL OPERATIONS / WESTERN AREAS - J00757	Approved	MCP_82944.pdf
20 December 2016	Mine Closure Plan	Forrestania Nickel Operations - Rehabilitation and Mine Closure Plan - M77/583; M77/584; M77/586; M77/587; M77/582; M77/911; M77/545; M77/912; L77/141; M74/91;M74/90; M74/58; M74/57; M77/568; M77/588; M77/589; L77/197; L77/104; M77/399; M77/335; M77/574; G70/226; L70/111; G70/231; L74/44	Approved	mcp_60856.pdf
28 December 2011	Mining Proposal	33520-Digger Rocks (M74/58) Additional Dewatering Pipeline - MP 5938-(33520 Rev 2)	Approved	mp_33520.pdf
15 October 2008	Mining Proposal	Forrestania Nickel - Letter of Intent - Establishment of a bioremediation area and recycling area at the new Digger Rocks nickel mine (M74/58)	Approved	mp_20122.zip mp_20122.pdf
22 May 2008	Mining Proposal	Mining Proposal – Diggers South Project M74/58, M74/57, M74/90, M74/91, M77/399, M77/335, M77/574, L74/11, L74/25, L77/104, L77/141	Approved	mp_19302.pdf mp_19302.zip
28 June 2005	Mining Proposal	FORRESTANIA NICKEL PROJECT/WESTERN AREAS/LAYDOWN AREA COSMIC	Approved	mp_5033_3C7315BF424B46395AC17CE8245055A9.pdf
22 June 2004	Mining Proposal	FORRESTANIA NICKEL / WESTERN AREAS ACCOM VILLAGE EXPANSION	Approved	mp_4593.pdf
18 September 2000	Mining Proposal	FORRESTANIA : OUTOKUMPU CLOSURE PLAN	Approved	mp_16880.pdf
31 August 1992	Mining Proposal	FORRESTANIA BORROW PITS	Approved	mp_14489.pdf
10 January 1992	Mining Proposal	FORRESTANIA : DIGGER ROCKS/COSMIC BOY	Approved	mp_356.pdf
10 January 1992	Mining Proposal	FORRESTANIA : DIGGER ROCKS/COSMIC BOY ADDENDUM	Approved	mp_14280.pdf

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