CALGARY, AB, BC / ACCESS Newswire / October 7, 2025 / Tocvan Ventures Corp. ("Tocvan" or the "Company") (CSE:TOC)(OTCQB:TCVNF)(WKN:TV3/A2PE64), a leading exploration and near-term producer focused on gold and silver projects in Sonora, Mexico, is pleased to announce the preliminary results from its ongoing drone-based airborne magnetic survey at the Gran Pilar Gold-Silver Project in Sonora, Mexico. The survey has identified a significant structural complex in the South Block, which shows strong correlation with anomalous surface geochemistry, highlighting new high-priority targets for upcoming fully permitted drilling and exploration activities.The drone magnetic survey, covering approximately 224-line kilometers, was designed to map subsurface geological structures and potential mineralization zones across the expansive Gran Pilar property. Key findings include:Identification of a Structural Complex: A prominent structural corridor, characterized by intersecting fault zones across the South Block.