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

Western Australian mining project · Care and Maintenance

Mangaroon Gold

Mangaroon Gold is a Western Australian mining project (in care and maintenance) in MINEDEX, owned by Dreadnought Resources Ltd 100%; Teck Resources Ltd; Teck Australia Pty Ltd; Dreadnought Exploration Pty Ltd; Black Cat Syndicate Limited; Black Cat (Paulsens) Pty Ltd, on 18 current tenements held by DREADNOUGHT EXPLORATION PTY LTD. Commodities: Gold, Lead, Silver, Copper, Vanadium, Zinc, Rare earths, Tungsten.

MINEDEX project: J00222
Stage: Care and Maintenance
Owners (MINEDEX): Dreadnought Resources Ltd 100%; Teck Resources Ltd; Teck Australia Pty Ltd; Dreadnought Exploration Pty Ltd; Black Cat Syndicate Limited; Black Cat (Paulsens) Pty Ltd
Tenement holders: DREADNOUGHT EXPLORATION PTY LTD
Parent groups: Dreadnought Resources
Commodities: Gold, Lead, Silver, Copper, Vanadium, Zinc, Rare earths, Tungsten, Bismuth, Nickel, Platinum, Palladium, Molybdenum
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
Gold	0.08 Mt at 11.03 g/t, 27 koz contained	—	24 September 2025

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

Production recorded in MINEDEX

Commodity	Latest year	That year	All recorded
Lead	—	—	8.0 t
Silver	—	—	96 oz

Historical: the bulk extract's production records end in 2002.

Tenements

Tenement	Holder	Status	Expires	Commodities	Hectares
M 09/91 Mining lease	DREADNOUGHT EXPLORATION PTY LTD	Granted	12 January 2042	Gold, Lead, Silver, Copper	10
M 09/146 Mining lease	DREADNOUGHT EXPLORATION PTY LTD	Granted	5 May 2034	Gold, Lead, Silver	12
M 09/147 Mining lease	DREADNOUGHT EXPLORATION PTY LTD	Granted	5 May 2034	Gold, Lead, Silver	11
M 09/174 Mining lease	DREADNOUGHT EXPLORATION PTY LTD	Granted	19 August 2041	Gold, Silver, Lead	20
M 09/175 Mining lease	DREADNOUGHT EXPLORATION PTY LTD	Granted	19 August 2041	Gold, Lead, Silver, Copper, Vanadium	47
G 09/30 General purpose lease	DREADNOUGHT EXPLORATION PTY LTD	Granted	3 September 2046	Gold	10
L 09/115 Miscellaneous licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	9 June 2046	Gold	131
L 09/116 Miscellaneous licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	9 June 2046	Gold	415
E 08/3229 Exploration licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	21 July 2031	Copper, Gold, Zinc, Lead, Rare earths	17,540
E 09/2195 Exploration licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	7 September 2027	Gold	2,963
E 09/2290 Exploration licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	17 July 2028	Gold, Copper, Zinc, Silver, Tungsten	4,602
E 09/2359 Exploration licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	8 September 2030	Gold, Silver	313
E 09/2370 Exploration licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	9 September 2030	Copper, Gold, Bismuth	4,070
E 09/2383 Exploration licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	7 October 2030	Gold, Silver, Copper, Lead	938
E 09/2384 Exploration licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	22 August 2026	Copper, Gold, Silver, Nickel, Platinum, Palladium	11,580
E 09/2405 Exploration licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	8 July 2031	Gold	5,002
E 09/2467 Exploration licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	21 November 2026	Gold, Silver, Nickel, Copper, Lead	34,744
E 09/2479 Exploration licence	DREADNOUGHT EXPLORATION PTY LTD	Granted	16 December 2026	Gold, Copper, Tungsten, Molybdenum	20,610