First Mining Gold Intersects 0.92 g/t Au Over 114 Metres and 0.75 g/t Au Over 58 Metres at its Saddle Target in the Birch-Uchi Greenstone Belt Project

VANCOUVER, BC, July 6, 2023 /PRNewswire/ - First Mining Gold Corp. ("First Mining" or the "Company") (TSX:FF.TO) (OTCQX:FFMGF) (FRANKFURT:FMG) is pleased to announce results from the 2023 drilling program focused on the advancement of its Saddle drilling target in the Birch-Uchi Greenstone Belt Project ("BUGB Project" or the "Project") located in northwestern Ontario, Canada. The Saddle target occurs approximately 12 km southwest of the Company's Springpole Gold Project. Winter drilling at the Birch-Uchi Project comprised a total of eleven drill holes for 2,760 meters focused on three target areas including Saddle, Horseshoe, and Atlantis. First drilling by the company at the Saddle target included five drill holes totalling 842 meters which identified a significant gold mineralization system, returning grades of 0.92 g/t Au over 114.0 meters in hole SAT23-001, and 0.75 g/t Au over 57.7 meters in drill hole SAT23-002.