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

Western Australian mining project · Operating

Ashburton River North / Quarry Park

Ashburton River North / Quarry Park is a Western Australian mining project (operating) in MINEDEX, owned by Quarry Park Pty Ltd 100%, on 3 current tenements held by CAULDRON ENERGY LIMITED. Commodities: SD, Limestone.

MINEDEX project: J04263
Stage: Operating
Owners (MINEDEX): Quarry Park Pty Ltd 100%
Tenement holders: CAULDRON ENERGY LIMITED
Parent groups: Cauldron Energy
Commodities: SD, Limestone
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

Resources and reserves

Commodity	Resources	Reserves	Latest estimate
Calcrete-caliche	27 Mt at 100.0%, 27.1 Mt contained	—	23 April 2015
Gravel	2.09 Mt at 50.0%, 1.0 Mt contained	—	3 October 2013
Sand - undifferentiated	2.09 Mt at 50.0%, 1.0 Mt contained	—	3 October 2013

Current MINEDEX estimates over all the project's sites; resources may include reserves. MINEDEX (DMPE), CC BY 4.0.

Mine closure plans

Site	Operator	Latest plan approved	Plan (PDF on GeoDocs)	Closure year
ASHBURTON RIVER NORTH PROJECT	Quarry Park Pty Limited	1 October 2020	MINE CLOSURE PLAN - ASHBURTON RIVER NORTH PROJECT - J04263

Tenements

Tenement	Holder	Status	Expires	Commodities	Hectares
M 08/487 Mining lease	CAULDRON ENERGY LIMITED	Granted	11 April 2034	SD	95
L 08/71 Miscellaneous licence	CAULDRON ENERGY LIMITED	Granted	28 April 2034	SD	8
E 08/2329 Exploration licence	CAULDRON ENERGY LIMITED	Granted	10 June 2027	Limestone	1,509