Andina discovers third Piuquenes porphyry in Argentina
Andina Copper (TSXV: ANDC; US-OTC: ANDC) has discovered a third copper porphyry at Piuquenes North in Argentina’s San Juan province, sending shares higher. Visual logging of the cores from two…
Antofagasta
CHART: Copper price surge mints 23 unicorn mines
Tech venture capitalists invest in startups and get to call them unicorns. The official definition of a unicorn is a startup with a $1 billion valuation while still a private company. There are 1,765 unicorns globally, past…
Trump reverses Minnesota mining ban
United States President Donald Trump overturned a 2023 decision by the Biden administration that had placed a 20-year ban on mining and geothermal leasing across more than 910 sq. km…
US Senate vote unlocks huge Antofagasta copper project in Minnesota
The United States Senate narrowly voted to overturn a longstanding mining ban on public lands in northern Minnesota, a move that could revive development of one of the country’s largest…
Antofagasta backs 2026 goals despite copper output dip
Chilean miner Antofagasta (LSE: ANTO) reported lower first-quarter copper output on Wednesday but maintained its 2026 forecast, citing expected production gains through the year. The London-listed company produced 143,000 tonnes…
JP Morgan sees $5.50 copper, deficit worsening
J.P. Morgan has raised its long-term copper price forecast by 9.1% due to widening structural supply deficits and sharply higher capital costs that will require massive investment in new mine…
Atex copper-gold results hint at resource growth
Results from the second hole of Atex Resources’ (TSXV: ATX; US‑OTC: ATXRF) drill program at its Valeriano copper‑gold project in northern Chile are enhancing the thickness and grade of its…
Trump, Congress to overturn Minnesota mining ban
U.S. President Donald Trump and Congress are moving to rescind a Biden-era mining ban on public lands in northern Minnesota, leading to the revival of one of the nation’s biggest…
Copper tops $5 per lb as 2026 talks, policy risk harden
Copper traded around $5 per lb. ($11,000 per tonne) on Friday as industry participants warned that 2026 contract negotiations could be the toughest in years, with policy uncertainty in the…
Antofagasta trims forecast as copper output inches up
Chilean miner Antofagasta (LSE: ANTO) reported a modest 1% rise in third-quarter copper output on Thursday and warned that full-year production will likely land at the lower end of its…
RANKED: Top 20 biggest copper mines 2025
The copper price hit a new 16 month high in London this week, while BHP (NYSE, LSE, ASX: BHP) is predicting global copper demand to grow by at least a…
Antofagasta posts biggest profit margins since 2021
The Chilean miner attributed the gains to an 11% increase in copper output, lower cash costs, and higher prices for copper and gold.