Latest Resource And Reserve Estimates News

American Tungsten & Antimony plans to restart and expand the Del Sol Refinery and White Spar Mine in the US, contingent on completing their acquisition. The company is preparing for increased processing capacity and new product lines while engaging with regulators and engineering firms.

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.

Ioneer Ltd continues to build momentum on its Rhyolite Ridge lithium-boron project, signing strategic MOUs with Korean partners and navigating a legal appeal while preparing for construction.

Capricorn Metals has transformed its Mt Gibson Gold Project with a new underground mine, lifting annual production to 260,000 ounces and extending mine life to over 19 years, backed by a robust $6.1 billion NPV.

New Murchison Gold Limited's Crown Prince Gold Mine sustained robust production with 15,455 ounces sold in the June quarter, while the Garden Gully Gold Project’s resource estimate jumped 47% to 359,000 ounces. Mining has now commenced at the Cloudkicker open pit, supporting growth and operational flexibility.

Perseus Mining is ramping up underground production and expanding its resource base at the Yaouré Gold Mine in Côte d’Ivoire, supported by a $34 million FY27 drilling program aimed at extending mine life and boosting mineral resources.

Ora Banda Mining (ASX:OBM) reported a substantial expansion of its Mineral Resources and Ore Reserves at the Davyhurst Gold Project, driven by exploration success and significant drilling investment.

Minerals 260 has completed a Pre-Feasibility Study and declared a maiden Ore Reserve for its Bullabulling Gold Project, revealing robust economics and a pathway to production by late 2028.

McLaren Minerals reports exceptional heavy mineral assay results from its ongoing drilling at the McLaren Titanium Project, with bonanza grades up to 34.6% HM and promising extensions beyond current resources.

Beacon Minerals has wrapped up its FY2026 drilling at the Iguana Deposit, delivering high-grade gold assays that suggest the deposit is larger and richer than previously estimated.

Lunnon Metals delivered over 2,200 ounces of gold in April 2026 from Lady Herial, generating $9 million in revenue and maintaining its schedule to complete mining by September.

Legacy Iron Ore Limited has wrapped up Phase I mining at Mount Celia, pivoting to develop a heap leach processing facility while reporting a 77% surge in measured and indicated gold resources. The company also progresses its Mount Bevan iron ore joint venture amid ongoing exploration and feasibility studies.