O3 Mining Expands Marban Mineralization And Provides Winter Drilling Update News provided by Share this article TORONTO, June 1, 2021 /PRNewswire/ - O3 Mining Inc. (TSXV: OIII) (OTCQX: OIIIF) ("O3 Mining" or the "Corporation") is pleased to provide an update on its well-funded 250,000 metre drilling program at its Marban and Alpha properties in Val-d'Or, Québec, Canada seeking to convert, expand, and discover new gold resources. Marban Open-Pits Figure 2 : Marban and Alpha Properties Overview (CNW Group/O3 Mining Inc.) Jose Vizquerra, CEO of O3 Mining, joins Proactive Investors to discu...