Orosur reports major advances at Anzá, El Pantano gold exploration projects

Core Insights - Orosur Mining has made significant progress in its drilling activities at the Anzá gold exploration project in Colombia and the El Pantano gold/silver exploration project in Argentina, with a focus on advancing towards a NI43-101-compliant mineral resource estimate (MRE) for the Pepas prospect by January 2026 [1][3]. Group 1: Anzá Project - The Anzá project covers approximately 330km² in the Mid-Cauca gold belt, following the acquisition of Minera Monte Aguila in November 2024 [2]. - The company is focusing on three main targets: Pepas, APTA, and El Cedro, with Pepas being a shallow, high-grade gold zone [3]. - Infill drilling at Pepas commenced in July 2025, and external geological consultants visited the site in November 2025 for quality assurance and to support the development of a new NI43-101 technical report [3][4]. - The final stages of the Pepas MRE drill-out program were extended to include additional holes, with notable results including hole PEP-067 reporting 83.7m at 4.29 grams per tonne (g/t) gold from surface [4]. Group 2: El Pantano Project - Orosur holds 51% ownership of the El Pantano project under a joint venture agreement with Deseado Dorado, with the project spanning roughly 550km² [5]. - The company is currently in phase two of the joint venture and may earn up to 100% ownership by investing $2 million (C$2.75 million) in exploration by February 2027 [5]. - Seven holes have been drilled at El Pantano, with samples from the first five submitted for fire assay gold analysis, and drilling is progressing ahead of schedule, expected to finish by the end of January 2026 [6].