CALGARY, AB / ACCESS Newswire / October 9, 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 excited to report the discovery of a new mineralized zone featuring historic underground workings within the expansive North Alteration Zone at its flagship Gran Pilar Gold-Silver Project in Sonora, Mexico. This finding expands the known mineralized footprint and highlights significant potential for high-grade gold and silver resources.Highlights:New Target Identified in the middle of the North Alteration Zone, a 3.2-kilometer-long zone of extensive alteration80-meter exposed section of historic underground workings and waste piles of silicified vein breccia material. Intense phyllic and argillic alteration.Channel and grab samples collected, results pending.800-meters southwest from permitted drill target (3.2 g/t Au and 1,225 g/t Ag)1,100-meters northeast from permitted drill target (2-meter chip sample of 5.6 g/t Au and 106 g/t Ag)The newly identified zone, delineated through recent surface mapping and rock-chip sampling trends northwest and aligns with alteration patterns observed across the 3.2 km by 1.5 km North Alteration Zone.