Latest Open Pit Mining News

Australian Rare Earths (ASX: AR3) has delivered a standout Pre-Feasibility Study and maiden Ore Reserve for its Koppamurra project, underpinning a low-capital, high-return rare earths development. Meanwhile, pilot processing advances and a new niobium-REE discovery at Overland add momentum.

Legacy Minerals delivers a robust scoping study for Mt Carrington with A$514 million pre-tax NPV, confirms a new gold-silver discovery at Mascotte, and advances multiple drilling programs across NSW projects.

KGL Resources has secured comprehensive funding for its Jervois Copper-Silver-Gold Project, combining a US$300 million streaming deal and a A$300 million equity raise, positioning the project for construction start in Q3 2026 and first copper output in 2028.

Manuka Resources has accelerated its transition to production at the Wonawinta Processing Plant, boosting its silver ore reserve by 28% and gearing up for gold and silver output starting mid-August 2026.

Charger Metals has expanded its Medcalf lithium resource to 10.6 million tonnes at 1.0% Li2O, backed by strong metallurgical results and a fresh $3.75 million cash injection from selling its Bynoe project.

Kingston Resources faces a major operational setback with the Pearse South open pit failure, prompting a strategic pivot to underground resource expansion and a $12.9 million capital raise to fund a 25,000m drilling campaign.

Everest Metals has reported strong progress across its Western Australian projects, including maiden and upgraded resource estimates at Revere, Mt Edon, and Mt Dimer, alongside advancing mining and proprietary processing technology.

PTR Minerals has unveiled a substantial maiden Mineral Resource Estimate for its Rosewood Titanium Project, highlighting a large, high-grade heavy mineral deposit with strong metallurgical potential and strategic team expansions.

Resouro Strategic Metals has filed a comprehensive NI 43-101 Technical Report that underpins its Preliminary Economic Assessment for the Tiros Titanium and Rare Earths Project in Brazil, confirming robust economics and a capital-efficient staged development strategy.

Horizon Gold's Definitive Feasibility Study for the Gum Creek Project outlines a 10-year open pit mine with robust production targets, strong financial metrics, and significant exploration progress, backed by a $30 million capital raise.

Legacy Minerals has significantly expanded its Mt Carrington Mineral Resource Estimate to 47.9 million tonnes containing 1.6 million ounces gold-equivalent, boosting the Indicated category by 69% and setting the stage for an optimised scoping study.

Pantoro Gold delivered 18,028 ounces in Q4 FY2026 amid operational challenges and sets a FY2027 production target of 90,000 to 105,000 ounces at a lower AISC of A$2,800 to A$3,400 per ounce.