Data as at 12 November 2026 · from Western Australian Government registers and open data

Western Australian mining lease

M 57/10 · Youanmi Gold - OYG

M 57/10 is a Western Australian mining lease held by ROX (MURCHISON) PTY LTD (Rox Resources group). Granted 20 May 1984, expires 29 May 2047. 632 ha in the East Murchison Mineral Field. Commodities: Gold, Silver. Part of the Youanmi Gold - OYG project (operating).

Type: Mining lease
Status: Granted
Holder: ROX (MURCHISON) PTY LTD
Parent group: Rox Resources (a subsidiary)
MINEDEX project: Youanmi Gold - OYG J00367 · Operating
Owners: Rox Resources Ltd 100%; Venus Metals Corporation Limited 0%; Redscope Enterprises Pty Ltd 0%
Lodged: 25 November 1983
Granted: 20 May 1984
Expires: 29 May 2047
Area: 632.10 hectares (6.3 km²)
Mineral field: East Murchison 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: 1 mining proposal and closure plan registration (MINEDEX)
WAMEX data: 452 open-file drill holes, 97 exploration reports on this ground
Location: -28.631, 118.8402 (centre)

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Mining proposals and mine closure plans

Date	Registration	Title	Status	Document (GeoDocs)
20 June 1990	Mining Proposal	YOUANMI : BUNKER PIT	Approved	mp_33.pdf

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

Recent changes

Date	Tenement	Change	Detail	Holder
11 November 2026	M 57/10	2047-05-29	Expiry 29 May 2026 → 29 May 2047	ROX (MURCHISON) PTY LTD