Latest Ore Reserve Estimates News

Mineral Resources Limited has reported a significant expansion in the Onslow Iron Project’s Mineral Resources and Ore Reserves, underpinning its long-term growth strategy in iron ore production.

Tivan Limited has initiated a comprehensive 35,000m drilling program at its Speewah Fluorite Project in Western Australia, aiming to expand its mineral resource and advance feasibility studies ahead of a Final Investment Decision in 2026.

Northern Star Resources reports a substantial 9.4 million ounce increase in group Mineral Resources to 70.7 million ounces and a 1.4 million ounce rise in Ore Reserves to 22.3 million ounces as of March 2025, excluding the newly acquired Hemi Project.

Lake Resources has increased its Measured and Indicated lithium resource at the Kachi Project in Argentina to 8.2 million tonnes LCE, revealing higher-grade lithium zones and enhanced recovery technology. This update strengthens the project's economic outlook amid ongoing feasibility and environmental assessments.

Burgundy Diamond Mines reported a challenging Q1-2025 with lower ore mined and revenue, yet continues to progress development at Point Lake and Misery mines while strengthening its financial position.

Heavy Minerals Limited is on the cusp of releasing its Port Gregory Garnet Project Pre-Feasibility Study, while simultaneously exploring a promising new industrial minerals opportunity and advancing funding efforts.

New Murchison Gold Limited reports breakthrough ultra-high grade gold intercepts at Crown Prince alongside a robust feasibility study and strong funding position, setting the stage for mid-2025 mining commencement.

St Barbara Limited confirms a robust Simberi Expansion Project with a 13-year life of mine plan delivering 2.2 million ounces of gold and annual production exceeding 220,000 ounces from FY28. The project’s strong economics and infrastructure upgrades position it as a significant growth driver amid regulatory uncertainties.

Elementos Limited has delivered a robust Definitive Feasibility Study for its Oropesa Tin Project in Spain, secured key partnerships, and commenced new drilling at its Cleveland Project in Tasmania, all against a backdrop of rising tin prices driven by global supply disruptions.

Cavalier Resources has extended its non-binding $11 million US stream finance term sheet with Raptor International, aiming to fully fund the development of the Crawford Gold Project Stage 1 open pit and near-mine drilling. A revised Pre-Feasibility Study underscores strong project economics with a 580% IRR and a 9-month payback period.

Vault Minerals reported robust March quarter results with 87,110 ounces of gold produced and significant progress on the King of the Hills plant upgrade, underpinning its medium to long-term growth strategy.

Genesis Minerals has reported a 12% increase in Ore Reserves to 3.7 million ounces, including a maiden 370,000-ounce Reserve at Westralia open pit, underpinning its 'ASPIRE 400' strategy to boost production ahead of schedule.