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

Western Australian mining lease

M 37/137 · Gwalia - Leonora

M 37/137 is a Western Australian mining lease held by GENESIS MINERALS (LEONORA) PTY LTD (Genesis Minerals group). Granted 26 November 1987, expires 30 December 2029. 86 ha in the Mount Margaret Mineral Field. Commodities: Gold, Silver. Part of the Gwalia - Leonora project (operating).

Type: Mining lease
Status: Granted
Holder: GENESIS MINERALS (LEONORA) PTY LTD
Parent group: Genesis Minerals (a subsidiary)
MINEDEX project: Gwalia - Leonora J00330 · Operating
Owners: Genesis Minerals Ltd 100%
Lodged: 24 July 1987
Granted: 26 November 1987
Expires: 30 December 2029
Area: 86.00 hectares (0.9 km²)
Mineral field: Mount Margaret Mineral Field
Commodities: Gold, Silver
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: 20 mining proposal and closure plan registrations (MINEDEX)
WAMEX data: 15 open-file drill holes, 41 exploration reports on this ground
Location: -28.91785, 121.33345 (centre)

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Mining proposals and mine closure plans

Date	Registration	Title	Status	Document (GeoDocs)
20 December 2022	Mining Proposal	Sons of Gwalia North Environmental Group	Approved	MP_114270.pdf
9 November 2022	Mining Proposal	Sons of Gwalia North Environmental Group	Approved	MP_114112.pdf
24 January 2020	Mining Proposal	Gwalia In-pit Crib and Ablutions Mining Proposal	Approved	MP_84415.pdf
11 July 2019	Mining Proposal	Complete_MP80806_GWALIA EXTENSION PROJECT MINING PROPOSAL 5_Rev a_MAPS	Approved	mp_80806.pdf
28 June 2019	Mining Proposal	Mining Proposal - St Barbara Ltd - Gwalia Transportable Offices in Laydown Yards Revision C - J00330	Approved	mp_80136.pdf
1 May 2019	Mining Proposal	Gwalia Extension Project MP4 Amendment - Rev C	Approved	no public document
20 November 2018	Mining Proposal	Gwalia Extension Project: Mining Proposal 4 - Version 2	Approved	mp_76746.pdf
17 July 2018	Mining Proposal	Complete_Gwalia Extension Project Mining Proposal No3_Rev a	Approved	no public document
26 July 2017	Mining Proposal	2017 Gwalia Extension Project Mining Proposal No1: tens M37/137,25,333,454,849	Approved	mp_67637.pdf
20 February 2008	Mining Proposal	SONS OF GWALIA - RECOMMENCE OF MINING AND PROCESSING M37/137	Approved	mp_19254_res.pdf mp_19254_res.zip
19 November 2007	Mining Proposal	SONS OF GWALIA CONSTRUCTION OF GWALIA ROM PAD M37/25 M37/137	Approved	mp_19192.pdf
21 December 2004	Mining Proposal	SONS OF GWALIA - LEONORA/MINESITE CLEANUP ON M37/25 M37/137	Approved	mp_4881.pdf
3 February 1998	Mining Proposal	SONS OF GWALIA : ADDENDUM TO UNDERGROUND	Approved	mp_16088.pdf
21 December 1996	Mining Proposal	SONS OF GWALIA:UNDERGROUND TRIAL MINING	Approved	mp_15739.pdf
9 December 1994	Mining Proposal	SONS OF GWALIA:TAILINGS DAM NO.3	Approved	mp_1744.pdf

5 earlier registrations are in MINEDEX.

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