The Marban Alliance property is located in the western portion of the province of Quebec, Canada, midway between the towns of Val-d’Or and Malartic and is comprised of 65 mining claims covering 2,189 hectares. Exploration conducted at the Marban Alliance property dates back to at least 1940 and includes geologic mapping, sampling, compilation of geological, structural, and geochemical data, geophysical prospecting, trenching, and extensive drilling from the surface and underground. At least 14 different companies explored and/or mined on parts of the property from 1940 through 2019 when O3 Mining was created. The deepest drill hole reached 1,475 vertical metres.