O3 Mining Inc. is a gold exploration and development company focused on its assets located in Québec, Canada. The company’s Marban Engineering Gold project is located approximately 15 km west of the town of Val-d'Or in the Abitibi-Temiscamingue region of Quebec, Canada. The project is a 1,023-hectare land package, consisting of approximately 30 mining claims and three mining concessions.
