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

Western Australian mining lease

M 47/243 · Dampier Salt

M 47/243 is a Western Australian mining lease held by DAMPIER SALT LIMITED (Rio Tinto group). Granted 26 February 1991, expires 27 February 2033. 192 ha in the West Pilbara Mineral Field. Commodities: Clay, Salt. Part of the Dampier Salt project (operating).

Type: Mining lease
Status: Granted
Holder: DAMPIER SALT LIMITED
Parent group: Rio Tinto (the MINEDEX project owner)
MINEDEX project: Dampier Salt J00868 · Operating
Owners: Rio Tinto Ltd 68%; Marubeni Corporation 22%; Sojitz Corporation 10%; Dampier Salt Ltd
Lodged: 23 July 1990
Granted: 26 February 1991
Expires: 27 February 2033
Area: 192.50 hectares (1.9 km²)
Mineral field: West Pilbara Mineral Field
Commodities: Clay, Salt
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: FOR SMALL OPERATIONS - DAMPIER SALT OPERATIONS: approved 29 July 2020, MINE CLOSURE PLAN FOR SMALL OPERATIONS - DAMPIER SALT OPERATIONS - J00868
Environmental registrations: 3 mining proposal and closure plan registrations (MINEDEX)
WAMEX data: 9 exploration reports on this ground
Location: -20.72975, 116.77415 (centre)

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Mining proposals and mine closure plans

Date	Registration	Title	Status	Document (GeoDocs)
14 December 2022	Mining Proposal	7- Mile Rail Facility Groundwater Investigations	Approved	MP_114455.pdf
29 July 2020	Mine Closure Plan	MINE CLOSURE PLAN FOR SMALL OPERATIONS - DAMPIER SALT OPERATIONS - J00868	Approved	MCP_87618.pdf
13 October 2011	Mining Proposal	Karratha Borrow Pit Mining Proposal - Carr Civil Contracting, Karratha Gravel Project - M47/243, M47/397 and M47/450	Approved	mp_27785.pdf

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