Toronto, Ontario--(Newsfile Corp. - September 17, 2026) - C3 Metals Inc. (TSXV: CCCM) (OTCQB: CUAUF) ("C3 Metals" or the "Company") is pleased to announce that its geophysics contractor has completed the new drone magnetic and gravity surveys at its 100%-owned Khaleesi copper project ("Khaleesi" or "the Project") in southern Peru (see press release dated June 24, 2026). High-resolution unmanned aerial vehicle (UAV) drone magnetometer and gravity geophysical surveys were initially planned over 900 hectares.