Marimaca Copper Corp. (“Marimaca Copper” or the “Company”) (TSX: MARI) is pleased to announce the definition of a new, large scale, copper geochemical anomaly at the Roble Target (“Roble”), which it plans to drill test over the coming months. In addition, the first phase of drilling has been completed at the Marimaca Sulphide Target, with all remaining assays expected towards the end of April 2021. Highlights Strong geochemical anomaly identified extending 1,500m by nearly 500m 50m x 50m grid soil sampling completed Reconnaissance and outcrop mapping identified widespread copper oxide mineralization Numerous high-grade rock chip samples, including: 2.30% CuT, 2.21% CuT, 1.69% CuT, 1.66% CuT, 1.54% CuT, 1.08% CuT and 0.94% CuT