MCF Mining Approvals IndexData as at 18 October 2026 · from Western Australian Government registers and open data
Western Australian mining lease
M 47/1423 · Wonmunna Iron
M 47/1423 is a Western Australian mining lease held by WONMUNNA IRON ORE PTY LTD (Mineral Resources group). Granted 30 April 2012, expires 29 April 2033. 667 ha in the West Pilbara Mineral Field. Commodities: Iron, Copper. Part of the Wonmunna Iron project (operating).
- Type
- Mining lease
- Status
- Granted
- Parent group
- Mineral Resources (the MINEDEX project owner)
- MINEDEX projects
- Wonmunna Iron J03313 · OperatingOwners: Mineral Resources Limited 100%
Wonmunna Copper J03311 · Not ApplicableOwners: Wonmunna Iron Ore Pty Ltd 100% - Lodged
- 18 November 2008
- Granted
- 30 April 2012
- Expires
- 29 April 2033
- Area
- 667.20 hectares (6.7 km²)
- Mineral field
- West Pilbara Mineral Field
- Commodities
- Iron, 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
- Wonmunna Iron Ore Project M47/1423, M47/1424, M47/1425 & L47/727: approved 30 March 2015, Wonmunna Iron Ore Project M47/1423, M47/1424, M47/1425 & L47/727
- Environmental registrations
- 8 mining proposal and closure plan registrations (MINEDEX)
- EPA referred proposals
- East Pilbara Strategic Proposal Under assessment; overlaps 667 ha
BHP Pilbara Expansion Strategic Proposal Approved (Ministerial Statement), MS 1105; overlaps 667 ha - WAMEX data
- 306 open-file drill holes, 56 exploration reports on this ground
- Location
- -23.1448, 119.0094 (centre)
Mining proposals and mine closure plans
| Date | Registration | Title | Status | Document (GeoDocs) |
|---|---|---|---|---|
| 11 July 2025 | Mining Proposal | Wonmunna Iron Ore Project - Wonmunna Operations Below Water Table Mining Proposal - Revision 4.1 | Approved | MP_500477.pdf |
| 19 December 2022 | Mining Proposal | Wonmunna Iron Ore Project - Wonmunna Operations Below Water Table Mining Proposal - Revision 3 | Approved | MP_115466.pdf |
| 21 November 2022 | Mining Proposal | Wonmunna Iron Ore Project - Wonmunna Operations Below Water Table Mining Proposal Revision 2.1 | Approved | MP_113603.pdf |
| 30 June 2022 | Mining Proposal | Wonmunna Operations Mine Extension, Mining Proposal - Revision 1 Version 2 | Approved | MP_103347.pdf |
| 29 September 2021 | Mining Proposal | Wonmunna CMM Haul Road Widening Mining Proposal - Version 1 | Approved | no public document |
| 3 June 2021 | Mining Proposal | Wonmunna Ancillary Infrastructure Mining Proposal Revision 2 | Approved | MP_94408.pdf |
| 7 January 2020 | Mining Proposal | First Iron Project Mining Proposal Addendum (Rev 2) | Approved | MP_82535.pdf |
| 30 March 2015 | Mining Proposal With Mine Closure Plan | Wonmunna Iron Ore Project M47/1423, M47/1424, M47/1425 & L47/727 | Approved | mp_53252.pdf |
Registrations from MINEDEX (DMPE); the documents are the operators' own, linked on GeoDocs and not copied.