Latest Cost Estimation News

Gold Road Resources has lowered its 2025 gold production guidance and raised cost estimates following operational setbacks at the Gruyere joint venture mine.

Hillgrove Resources has completed its Nugent Acceleration Project ahead of schedule, boosting underground development and early ore processing. However, the company has lowered its 2025 copper production guidance and raised cost estimates due to geological challenges.

Resolute Mining has announced a significant 28% increase in the gold resource at its Doropo project in Côte d’Ivoire, boosting the total to 4.4 million ounces and setting the stage for an extended mine life beyond the initial plan.

Ardea Resources updates on the Kalgoorlie Nickel Project’s Goongarrie Hub, announcing a delay in the Definitive Feasibility Study completion to early 2026 while highlighting ongoing technical advances and strong JV collaboration.

Ioneer Ltd announces a significant upgrade to the economics of its Rhyolite Ridge Lithium-Boron Project in Nevada, driven by a process optimization that increases annual ore throughput by 25% without extra capital costs.

Cyclone Metals has launched a comprehensive Pre-Feasibility Study for its Iron Bear iron ore project in Canada, aiming to refine development plans and attract global steel market demand.

Core Lithium Ltd has launched a non-underwritten equity raising to secure approximately A$60 million, aiming to advance its Finniss Lithium Project to a final investment decision. The capital raise includes a two-tranche placement and a share purchase plan, supporting operational readiness and strategic funding efforts.

Caravel Minerals has appointed Primero Group as the EPCM contractor for its Caravel Copper Project, with the Definitive Feasibility Study now fully funded and on track for completion in early 2026.

Mineral Resources Limited reported FY25 results highlighting record mining services earnings driven by Onslow Iron's ramp-up, offset by lithium challenges and significant impairments. The company is focused on deleveraging and strengthening governance as it transitions to long-life, low-cost assets.

IDP Education reports a 14% revenue decline in FY25 due to policy restrictions impacting student volumes, while unveiling a multi-year transformation program aimed at cost reduction and digital innovation.

Coda Minerals reports a metallurgical breakthrough at its Elizabeth Creek project, significantly increasing copper and silver recoveries while reducing costs, leading to a substantial uplift in project economics. The simplified flowsheet excludes cobalt from the base case, lowering risk and positioning cobalt as future upside.

Marimaca Copper Corp. has released a Definitive Feasibility Study for its Marimaca Oxide Deposit in Chile, highlighting a robust 13-year mine life, low capital intensity, and strong financial returns. The study confirms a maiden ore reserve and positions the project as a competitive copper producer with advanced permitting and financing underway.