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Andina Copper Commences Exploration at Cobrasco
Thenewswire·2025-10-07 12:30

Core Viewpoint - Andina Copper Corporation has initiated field exploration at the Cobrasco porphyry copper-molybdenum project in Chocó, Colombia, which is part of the underexplored Chocó Copper Belt, indicating significant potential for copper and molybdenum mineralization [1][19]. Project Overview - The Cobrasco project spans 3,000 hectares (30 km²) and is characterized by strong geochemical anomalies in rock, stream sediment, and soil assays for copper and molybdenum, alongside geophysical signatures indicative of large porphyry systems [1][19]. - Historical drilling at Cobrasco Central has revealed significant mineralization, with drillholes reporting intervals such as 808 m at 0.42% Cu and 79 ppm Mo, and 754 m at 0.46% Cu and 76 ppm Mo [2][19]. Exploration Activities - Current exploration includes reconnaissance mapping and rock chip sampling at Cobrasco East, North, South, and the Southern Block, with a focus on identifying high-grade copper values [13][14][19]. - The exploration team has reported high-grade copper values up to 5.38% Cu from rock float samples at Cobrasco East, indicating the need for further investigation [13][19]. Mineralization Characteristics - The mineralization at Cobrasco Central is primarily bornite with low levels of penalty elements like arsenic, suggesting the potential for producing high-grade copper concentrate [2][19]. - The geochemical distribution and alteration patterns observed are typical of a porphyry mineral system, with mineralization remaining open to the north and south [2][11][19]. Future Plans - The company plans to advance the regional prospects to a drill-ready stage, with ongoing exploration activities aimed at defining the size and grade potential of the Cobrasco Central discovery [4][19]. - Preparations are underway for the 2025/26 field season at the Piuquenes porphyry copper-gold project in Argentina, indicating a strategic focus on multiple high-quality copper and copper-gold discoveries [21][19].