Latest Preliminary Economic Assessment News

Southern Cross Gold has accelerated drilling and underground development at Sunday Creek, spending $32.9 million during the August quarter while cash fell to C$84.0 million. The company remains aimed at a maiden mineral resource in the first quarter of 2027, but poor ground conditions have pushed exploration decline completion back by a month.

Mithril Silver and Gold has lifted the higher-confidence portion of its Copalquin Target 1 resource to 464,000 ounces of gold equivalent, giving the Mexican project a stronger base for mine planning. The upgrade comes alongside a larger loss, substantial exploration spending and an auditor’s warning that further funding is needed to support the company’s going-concern status.

Mont Royal Resources has used its first post-merger annual report to set out the scale of the Ashram rare earths project, while flagging the funding, permitting and technical work still ahead. The updated study outlines a 30-year operation with a C$2.03 billion post-tax NPV, but remains a preliminary assessment rather than a development guarantee.

PMET Resources says Koch Technology Solutions has demonstrated a more selective pathway for turning Shaakichiuwaanaan pollucite concentrate into multiple high-purity caesium chemicals. The result is promising, but the commercial case still depends on larger-scale testing, marketable samples and a planned economic assessment.

FireFly Metals has turned a year of aggressive drilling into a substantially larger, higher-confidence Green Bay resource, backed by an August PEA and fresh funding. The next test is execution: feasibility, permits, construction decisions and the capital required to build a mine.

Orezone Gold has outlined a 14-year plan for its newly acquired Casa Berardi mine, targeting 1.63 million ounces of production and an after-tax NPV of US$1.05 billion. The economics are substantial, but the plan remains a preliminary assessment built partly on Inferred Resources and requires significant capital and permitting work.

DPM Metals has extended mineralization beyond the existing Dumitru Potok resource in Serbia, led by a 21-metre interval grading 5.44% copper equivalent. The company will add up to 15,000 metres to its 2026 drilling campaign as it works towards a resource update and preliminary economic assessment.

Maronan Metals has marked a transformative year with a positive Preliminary Economic Assessment, grant of a key Mineral Development Licence, and two capital raises totaling nearly A$40 million, positioning the company for accelerated development of its Queensland silver-lead and copper-gold project.

Mont Royal Resources has partnered with Alta Resource Technologies to investigate a novel protein-based method for producing high-purity rare earth oxides from the Ashram Project, aiming to deepen its processing capabilities within North America’s critical minerals supply chain.

FireFly Metals has raised approximately A$190 million through institutional and bought deal placements, positioning the company to advance its Green Bay Copper-Gold Project with early works, drilling, and feasibility studies ahead of a mid-2027 investment decision.

Resouro Strategic Metals reported a $1.01 million loss for Q1 2026 while advancing its Tiros Rare Earths and Titanium Project with a robust Preliminary Economic Assessment and closed a $2.5 million private placement.

Mont Royal Resources has bolstered its funding position with a C$2.22 million tax credit from Quebec, supporting advancement of its Ashram Rare Earth and Fluorspar Project toward a Pre-Feasibility Study.