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

Western Australian mining project · Care and Maintenance

Exmouth Limestone / Exmouth Quarries

Exmouth Limestone / Exmouth Quarries is a Western Australian mining project (in care and maintenance) in MINEDEX, owned by Exmouth Quarries & Concrete Pty Ltd 100%; Alcoa of Australia Ltd, on 2 current tenements held by ALCOA OF AUSTRALIA LTD; EXMOUTH QUARRIES & CONCRETE PTY LTD. Commodities: Limestone.

MINEDEX project: J04002
Stage: Care and Maintenance
Owners (MINEDEX): Exmouth Quarries & Concrete Pty Ltd 100%; Alcoa of Australia Ltd
Tenement holders: ALCOA OF AUSTRALIA LTD
EXMOUTH QUARRIES & CONCRETE PTY LTD
Parent groups: Alcoa
Commodities: 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

Tenements

Tenement	Holder	Status	Expires	Commodities	Hectares
M 08/6 Mining lease	ALCOA OF AUSTRALIA LTD	Granted	21 August 2047	Limestone	212
L 08/76 Miscellaneous licence	EXMOUTH QUARRIES & CONCRETE PTY LTD	Granted	12 June 2035	Limestone	47