O3 Mining Upsizes Previously-Announced Non-Brokered Private Placement Up To C$18.5 Million

/THIS NEWS RELEASE IS NOT FOR DISTRIBUTION TO U.S. NEWSWIRE SERVICES OR FOR DISSEMINATION IN THE UNITED STATES./ TORONTO, Dec. 1, 2023 /PRNewswire/ – O3 Mining Inc. (TSXV: OIII) (OTCQX: OIIIF) (“O3 Mining” or the “Corporation”) is pleased to announce that, in response to overwhelming…