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

Western Australian mining lease

M 70/243 · Three Springs Talc

M 70/243 is a Western Australian mining lease held by IMERYS TALC AUSTRALIA PTY LTD (Imerys group). Granted 26 August 1985, expires 29 August 2027. 201 ha in the South West Mineral Field. Part of the Three Springs Talc project (operating).

Type: Mining lease
Status: Granted
Holder: IMERYS TALC AUSTRALIA PTY LTD
Parent group: Imerys (matched by name)
MINEDEX project: Three Springs Talc J00913 · Operating
Owners: Imerys 100%
Lodged: 21 February 1985
Granted: 26 August 1985
Expires: 29 August 2027
Area: 200.80 hectares (2.0 km²)
Mineral field: South West Mineral Field
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: THREE SPRINGS TALC PROJECT: approved 23 January 2019, MINE CLOSURE PLAN - THREE SPRINGS TALC PROJECT - J00913
Environmental registrations: 20 mining proposal and closure plan registrations (MINEDEX)
WAMEX data: 76 open-file drill holes, 46 exploration reports on this ground
Location: -29.5109, 115.86175 (centre)

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Mining proposals and mine closure plans

Date	Registration	Title	Status	Document (GeoDocs)
26 February 2026	Mine Closure Plan	Three Springs Talc Site (1911) - MINE CLOSURE PLAN - V 2024 - J00913 - S0001911	Approved	no public document
15 June 2020	Mining Proposal	South Dump Re-design On Tenement M70-243 Revised 2020	Approved	MP_85561.pdf
23 January 2019	Mine Closure Plan	MINE CLOSURE PLAN - THREE SPRINGS TALC PROJECT - J00913	Approved	mcp_73204.pdf
3 August 2017	Mining Proposal With Mine Closure Plan	South Dump Re-Design M70-243 RevA	Approved	MP_68037.pdf mcp_68037.pdf
22 January 2016	Mine Closure Plan	Three Springs Talc	Approved	mcp_54429.pdf
6 March 2015	Mining Proposal	Imerys Three Springs Talc Extension to Finished Product Stockpile 5	Approved	mp_53605.pdf
9 September 2014	Mining Proposal	Imerys Talc - Three Springs - Beneficiation plant additional module - M70/101; M70/243	Approved	mp_48568.pdf
9 October 2013	Mining Proposal	Extension to Existing Stockpile M70-243 Three Springs Talc Mine (Addendum to MP-5359)	Approved	mp_43375.pdf
29 April 2011	Mining Proposal	REG ID 30085 - MP - STAGE 4.1-1 DEVELOPMENT AT THREE SPRINGS TALC MINE M70/101 & M70/243	Approved	mp_30085.pdf
8 May 2009	Mining Proposal	Revised Mining Proposal - Three Springs Talc Mine Open Pit Southern Expansion and Waste Dumps	Approved	mp_21287.pdf
6 March 2009	Mining Proposal	Three Springs Talc Beneficiation Plant Replacement	Approved	mp_19470.pdf mp_19470.zip
29 November 2006	Mining Proposal	LUZENAC / FINISHED PRODUCT STOCKPILE PROJECT M70/243	Approved	mp_5359.pdf
20 April 2006	Mining Proposal	THREE SPRINGS: MODIFICATION OF THE PIT ACCESS ROAD M70/243	Approved	mp_5301.pdf
6 April 2006	Mining Proposal	THREE SPRINGS TALC : SOUTH WASTE DUMP M70/243	Approved	mp_5228_res.pdf
10 November 2005	Mining Proposal	THREE SPRINGS TALC ROAD CONSTRUCTION M70/243	Approved	mp_5164_893405985B0A09ED0AE42E4788C8B557.pdf

5 earlier registrations are in MINEDEX.

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