Mineros launches work program at La Pepa

Executive Summary

• Mineros S.A. has launched a structured work program to advance its 100%-owned La Pepa gold project in Chile, following the acquisition of its joint venture partner's interest in September 2025.
• The company appointed Rafael Casas Plata as the dedicated Project Manager to lead exploration and development efforts, aiming to fast-track the project and strengthen Mineros's position in the Maricunga gold belt.
• A National Instrument 43-101-compliant technical report for La Pepa has been voluntarily filed on SEDAR+, and the company outlined specific 2026 operational milestones including environmental studies, geophysical surveys, and drilling.

Key Details

• Project Ownership: La Pepa is 100% owned by Minera Cavancha SpA, a wholly owned subsidiary of Mineros.
• Management Appointment: Rafael Casas Plata appointed as Project Manager; he is a seasoned geologist with over 20 years of experience in Chile, previously directing multidisciplinary teams in discovery, resource definition, and engineering studies.
• Technical Filing: A NI 43-101 compliant technical report for La Pepa was filed on SEDAR+.
• Strategic Context: La Pepa establishes Chile as Mineros's third operating jurisdiction, providing geographic diversification in the prolific Maricunga gold belt (hosting >70 million ounces of gold).
• 2026 Work Program:
  • Environmental baseline studies and characterization.
  • Geophysical surveys to refine geological models and identify new targets.
  • Infill and stepout drill holes to increase resource confidence and test extensions.
  • Technical data collection (hydrogeology, geomechanics, mineral processing) to support engineering/economic assessments for a future feasibility study.
• Estimated Mineral Resources (Effective Oct. 31, 2021):
  • Measured: 58,816,000 tonnes at 0.61 g/t Au (1.15 million oz Au).
  • Indicated: 65,405,000 tonnes at 0.49 g/t Au (1,039,000 oz Au).
  • Inferred: 25,024,000 tonnes at 0.46 g/t Au (366,000 oz Au).
• Location: Atacama region, Chile, approx. 800 km north of Santiago and 110 km east of Copiapo.

Notable Quotes

• "Rafael's appointment and the mobilization of exploration and development capital, reflect our commitment to rapidly and responsibly advance La Pepa," said Daniel Henao, chief executive officer of Mineros. "While our main strategic focus remains the acquisition of producing gold assets, growing the over-2.0-million-ounce gold resources at La Pepa and fast tracking this gold exploration project will strengthen our position in the Maricunga gold belt, one of the world's most prospective gold districts."