Latest Mineral Resource Estimation News

Pursuit Minerals has delivered a compelling Pre-Feasibility Study for its Rio Grande Sur lithium project in Argentina, confirming strong economics and a maiden Ore Reserve. The company also secured a A$7 million capital raise to advance development.

First Au Limited has reported strong initial assay results from its Phase 3 drilling at the Gimlet Gold Project, confirming high-grade gold mineralisation and setting the stage for a resource upgrade.

Kingfisher Mining’s December 2025 drilling at the Copper Blow IOCG prospect near Broken Hill confirms strong, continuous high-grade copper-gold mineralisation, setting the stage for a maiden resource estimate.

Kairos Minerals has been granted a 21-year mining lease for its 1.4 million ounce Mt York Gold Project in Western Australia, marking a pivotal step towards advancing the project into production.

Adavale Resources has raised $5.15 million in a strongly supported placement to fund an expanded drilling program at its London Victoria Gold Mine and advance regional exploration efforts.

West Wits Mining has announced a substantial 44% increase in its gold resource at the Witwatersrand Basin Project, boosting the total to 7.24 million ounces and setting the stage for imminent production at Qala Shallows.

Pivotal Metals has revealed ore sorting test results at its Horden Lake project that deliver up to a 2.1 times uplift in copper grade, promising substantial cost savings and flexible development options in Quebec’s Tier 1 mining jurisdiction.

Arika Resources has agreed to acquire the remaining 20% stake in its flagship Yundamindra and Kookynie gold projects, consolidating full ownership and positioning itself for accelerated exploration in Western Australia’s prolific goldfields.

Barton Gold Holdings has initiated an 8,000m drilling campaign at its Challenger Gold Project, aiming to upgrade resources and deliver a Definitive Feasibility Study by mid-2026. This move sets the stage for restarting the Central Gawler Mill and advancing multiple regional assets.

Rincon Resources has secured drilling approvals for its Hasties gold-copper deposits near Telfer, aiming to expand mineralisation and update its resource estimate by the end of Q1 2026.

Haranga Resources has converted key performance rights into shares following milestone achievements and extended the escrow period on vendor shares, while progressing drilling at its Lincoln and Ibel South gold projects.

Tempest Minerals and Capricorn Metals have agreed to extend the completion date for the Yalgoo Project sale to mid-February 2026, allowing time to finalise administrative and regulatory requirements without altering deal terms.