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

Parent group · Western Australia

Mamba Exploration

Mamba Exploration group: 10 current Western Australian mining tenements (10 exploration licences) covering 205,871 hectares, held through 1 holder; 4 MINEDEX projects.

10tenements

205,871hectares

4projects

0EPA statements

0closure plans

Open Mamba Exploration in the MCF Mining Index All holders

Holders in the group

WORTHY EXPLORATION PTY LTD 10

Projects (MINEDEX)

Project	Stage	Owners (MINEDEX)	Its tenements
Ashburton - Lyndon	Shut	Mamba Exploration Limited 100%; Ashburton Metals Group Pty Ltd	2
Copper Flats	Not Applicable	Mamba Exploration Limited 100%; Fraka Investments Pty Ltd	2
Calyerup Creek	Not Applicable	Mamba Exploration Limited 100%; a private holder; Worthy Exploration Pty Ltd	1
Ruby Plains - Kimberley	Not Applicable	Mamba Exploration Limited 100%; Worthy Exploration Pty Ltd	1

Rehabilitation liability

Its rehabilitation liability, per tenement and in total, 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	Project	Hectares
E 08/2913 Exploration licence	WORTHY EXPLORATION PTY LTD	Granted	18 July 2028	Gold, Silver, Copper	Ashburton - Lyndon	4,390
E 08/3343 Exploration licence	WORTHY EXPLORATION PTY LTD	Granted	10 April 2027	Gold, Silver, Copper, Lead, Bismuth	Ashburton - Lyndon	25,076
E 70/4998 Exploration licence	WORTHY EXPLORATION PTY LTD	Granted	21 January 2028	Gold	Calyerup Creek	851
E 80/5079 Exploration licence	WORTHY EXPLORATION PTY LTD	Granted	21 September 2027			3,575
E 80/5409 Exploration licence	WORTHY EXPLORATION PTY LTD	Granted	10 November 2030	Tungsten, Silver, Copper, Zinc, Lead	Ruby Plains - Kimberley	5,199
E 80/5411 Exploration licence	WORTHY EXPLORATION PTY LTD	Granted	10 November 2030	Manganese		8,117
E 80/5708 Exploration licence	WORTHY EXPLORATION PTY LTD	Application		Copper	Copper Flats	65,193
E 80/5709 Exploration licence	WORTHY EXPLORATION PTY LTD	Granted	4 July 2027	Copper, Gold, Silver	Copper Flats	20,185
E 80/5820 Exploration licence	WORTHY EXPLORATION PTY LTD	Application				35,521
E 80/5821 Exploration licence	WORTHY EXPLORATION PTY LTD	Application				37,763