Latest Resource Definition News

Patronus Resources reports significant drilling successes at its Cardinia and Northern Territory projects, establishing a maiden Exploration Target at Merlin and extending mineralisation at key prospects. The company also announces a selective buyback of nearly 10% of its shares from St Barbara, enhancing its capital structure.

NexGen Energy has released final 2024 and new 2025 assay results from its Patterson Corridor East exploration, confirming significant high-grade uranium mineralization expansion near its flagship Arrow deposit.

Legacy Iron Ore Limited reported solid progress in its June 2025 quarter, with ongoing gold production at South Laverton and key development milestones at the Mount Bevan magnetite project.

Rand Mining Ltd and its joint venture partners have completed over 10,600 metres of drilling at the East Kundana Joint Venture, confirming continuity of mineralisation and identifying high-grade gold zones that underpin upcoming resource updates.

Tribune Resources reported steady gold production of 8,916 ounces in the June 2025 quarter, alongside significant exploration drilling and a stronger cash position.

Tennant Minerals has identified a significant copper anomaly at its Bluebird East prospect, mirroring the high-grade Bluebird discovery, while advancing large-scale gold-copper targets at its Barkly Project in the Northern Territory.

Metals X has updated its Renison Tin Operation mineral resources to 20.8 million tonnes at 1.40% tin, incorporating new drilling data and the Ringrose Prospect. The update signals ongoing resource growth amid operational challenges.

ActivEX Limited reports a maiden gold resource of 310,000 ounces at its Gilberton project and broadens its rare earth element exploration with new tenement applications in Queensland.

Petratherm Limited has significantly expanded its Rosewood Titanium Discovery at the Muckanippie Project through Phase 2 drilling, revealing high-grade mineralisation over a 20km² area that remains open to the north. The company also completed Phase 3 drilling and strengthened its leadership with a key executive appointment.

Leeuwin Metals has reported strong high-grade gold assay results from its latest drilling at the Marda Gold Project, with significant mineralisation extending below existing pits and new targets identified. The company aims to deliver a maiden Mineral Resource Estimate this quarter, supported by ongoing exploration and drilling.

Firetail Resources has revealed a significant expansion of gold discovery potential at its Excelsior Gold Project in Nevada, identifying a 5km strike extension of the Buster Trend and confirming a parallel Ghost Trend. The company is poised to begin diamond drilling in August to test these promising targets.

Aguia Resources has reported promising initial diamond drilling results at its Santa Barbara gold project in Colombia, confirming high-grade gold mineralisation continuity beneath existing underground workings. The ongoing drilling program aims to delineate an extensive mineralised vein system with further assay results expected soon.