Mining Capital FundsMCF Mining Approvals Index

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

Western Australian mining lease

M 26/277 · Boorara / Horizon

M 26/277 is a Western Australian mining lease held by POLYMETALS (WA) PTY LTD (Maritana Minerals group). Granted 11 May 1989, expires 21 May 2031. 215 ha in the East Coolgardie Mineral Field. Commodities: Gold, Silver, Zinc. Part of the Boorara / Horizon project (operating).

Type
Mining lease
Status
Granted
Holder
POLYMETALS (WA) PTY LTD
Parent group
Maritana Minerals (the MINEDEX project owner)
MINEDEX projects
Boorara / Horizon J02851 · Operating
Owners: Maritana Minerals Limited 100%; Norton Gold FIelds Pty Ltd; Paddington Gold Pty LIMIted

Nimbus J02021 · Proposed
Owners: Maritana Minerals Limited 100%
Lodged
14 September 1988
Granted
11 May 1989
Expires
21 May 2031
Area
214.60 hectares (2.1 km²)
Mineral field
East Coolgardie Mineral Field
Commodities
Gold, Silver, Zinc
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
BOORARA GOLD PROJECT: approved 14 August 2023, MINE CLOSURE PLAN - BOORARA GOLD PROJECT - J02851
Boorara Gold Mine: approved 2 December 2016, Mine Closure Plan - Boorara Gold Mine - J02851
Environmental registrations
10 mining proposal and closure plan registrations (MINEDEX)
EPA referred proposals
Fire Management Strategies - track upgrading and chaining Not assessed; overlaps 215 ha
WAMEX data
209 open-file drill holes, 67 exploration reports on this ground
Location
-30.7996, 121.6328 (centre)
Open on the mapAll mining leases

Mining proposals and mine closure plans

DateRegistrationTitleStatusDocument (GeoDocs)
17 December 2024Mining ProposalBoorara Gold Project: Mining Proposal Addendum - Open Pit Mining Operations Revision 3AApprovedMP_129217.pdf
14 August 2023Mine Closure PlanMINE CLOSURE PLAN - BOORARA GOLD PROJECT - J02851ApprovedMCP_113141.pdf
18 November 2019Mine Closure PlanMINE CLOSURE PLAN - BOORARA GOLD PROJECT - J02851ApprovedMCP_83569.pdf
2 December 2016Mine Closure PlanMine Closure Plan - Boorara Gold Mine - J02851Approvedmcp_60565.pdf
7 October 2016Mining ProposalMacPherson Resources Ltd Boorara Gold Project Addendum to Mining ProposalApprovedmp_60548.pdf
2 October 2015Mining ProposalMacPhersons Resources Ltd Boorara Gold Project Mining Proposal Open Pit Mining OperationsApprovedmp_55304.pdf
11 March 2003Mining ProposalBOORARA PROSPECTING : SCRAPING AND DETECTING ON M26/277Approvedmp_4215.pdf
14 February 1994Mining ProposalBOORARA DRYBLOWING:WATERSApprovedmp_1296.pdf
14 February 1994Mining ProposalBOORARA DRYBLOWING : ADDENDUMApprovedmp_1412.pdf
13 August 1991Mining ProposalBOORARA DRYBLOWING GOLD PROJECTApprovedmp_758.pdf

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