Marimaca Provides Positive Progress Update on the MOD and Sulphuric Acid Strategy

VANCOUVER, BC / ACCESS Newswire / May 19, 2026 / Marimaca Copper Corp. ("Marimaca Copper" or the "Company") (TSX:MARI)(ASX:MC2) is pleased to provide an update on permitting and development activities at the Marimaca Oxide Deposit (the "MOD" or the …