Mining

Bulk elutriation testwork lifted the magnetite concentrate iron grade from 67.8% to 69.3%, while reducing silica and alumina impurities. Elutriation is a separation stage designed to remove unwanted components from concentrate. For ASX:HIO, the result provides additional information for process design, but a laboratory …

The company expanded its planned South Ridge programme to as many as 38 reverse circulation and diamond holes totalling 3,400 metres. Surface mapping has traced the South Ridge Shear over 1.85 kilometres. The objectives include collecting geological data for a potential maiden Mineral Resource …

On 29 October 2026, Andromeda Metals (ASX:ADN) reported that its continuous pilot plant had produced 4N+ high purity alumina, a designation indicating purity above 99.99% Al2O3. Analysis of three samples using glow discharge mass spectrometry produced a company-reported headline result of up to 99.9989%. …

Ark Mines (ASX:AHK) reported a post-tax net present value at an 8 per cent discount rate, or NPV8, of A$883 million after assumed equipment finance. The same study estimates a 29.7 per cent internal rate of return and payback of pre-production capital 3.5 years …

Athena Resources (ASX:AHN) previously targeted March 2027 for the maiden Narryer estimate, but its September 2026 report brought that milestone forward to the December 2026 quarter. Geological modelling had commenced following completion of 33 drill holes totalling 2,381.4 metres. The campaign comprised 31 reverse …

Antimony Resources (ASX:ANT) is processing approximately 200 tonnes of prepared Chinantla feed to assess its gravity and flotation circuits under integrated operating conditions. The company expects to use on-site XRF analysis to monitor feed, concentrate and tailings grades before processing higher-grade material. An initial …

Anson Resources (ASX:ASN) said the Small Mining Operation authorisation followed an earlier Underground Injection Control approval. The company is undertaking a Definitive Feasibility Study begun in July 2026, with completion targeted for the first calendar quarter of 2027. Having major government permits does not …