Latest Cost Estimation News

Sunstone Metals has reported significantly improved metallurgical recoveries at its Bramaderos Gold-Copper Project in Ecuador, raising copper recovery to 80% and gold to 93%, well above previous estimates, which is expected to enhance project economics and production metrics.

American Tungsten & Antimony has commissioned Metso Finland to conduct a concept-level study for expanding ammonium paratungstate production at its Nevada Del Sol Refinery, aiming to bolster US domestic tungsten supply amid national security concerns.

Brazilian Critical Minerals (ASX: BCM) has engaged Altris Engineering to spearhead the Front-End Engineering and Design (FEED) phase of its Ema Rare Earth Project, aiming to advance the project from feasibility towards financing and construction readiness.

Provaris Energy reported a $4.045 million loss for FY2026 as it progressed proprietary hydrogen and liquid CO₂ storage technologies, expanded strategic partnerships, and boosted cash reserves through multiple placements.

Westgold Resources outlines a $100 million brownfields expansion to raise Meekatharra processing capacity to 2.9Mtpa, aiming to add 47,000 ounces of annual gold production by FY28 and lift project NPV by up to $1.6 billion at spot gold prices.

Rumble Resources has secured crucial groundwater extraction approval and engaged contractors to progress Western Queen towards production, while updating its scoping study and preparing for project financing.

American Tungsten & Antimony Ltd (ASX: AT4) has kicked off critical wet table trials at its Del Sol Refinery in Nevada, moving closer to producing ammonium paratungstate and antimony flake from domestic sources. Engineering proposals for expanding the plant’s tungsten processing capacity are under review, while the company pursues US government funding and regulatory approvals.

APA Group (ASX:APA) posted an 81% jump in net profit after tax to AUD 234 million for FY26, driven by strong EBITDA growth, cost savings, and contributions from new assets. The company declared its 22nd consecutive distribution increase, advancing key infrastructure projects and sustainability goals.

Heartland Group Holdings delivered a striking 140% jump in net profit for FY2026, underpinned by margin gains and asset quality improvements, while advancing a transformative merger with TSB to create a major New Zealand challenger bank.

BHP Group Limited’s 2026 US Annual Report (Form 20-F) filed with the SEC details robust production across key assets, disciplined capital allocation, and advances in sustainability and leadership transition.

Develop Global has locked in GR Engineering to build its Yitirrti processing plant in the Pilbara, advancing a project on track for mid-2028 production and backed by a US$400 million Trafigura financing deal.

Li-FT Power has consolidated its Quebec lithium assets through the Winsome acquisition, secured an option on the Renard mine site, and bolstered its balance sheet with a C$20 million financing to fuel exploration and development.