Vancouver, British Columbia--(Newsfile Corp. - September 16, 2026) - Spark Energy Minerals Inc. (CSE: SPRK) (OTC Pink: SPARF) (FSE: 8PC) ("Spark" or the "Company") announces that reconnaissance exploration focused on tungsten has commenced at its Seridó Project in Rio Grande do Norte, Brazil (the "Project"): twelve exploration permits covering 21,492.74 hectares (about 215 km²) in the district that has supplied most of Brazil's tungsten since the Second World War. Geologists are mapping the marble and calc ...