Discovery Mining Ltd. Is a precious metals company. The Company's portfolio includes gold producing assets at Porcupine in and near Timmins, Ontario, Canada and 100% ownership of the Cordero project in Mexico. The Company's silver exposure comes primarily from the Cordero project, which is located in Chihuahua State, Mexico. It also has exposure to key critical minerals, including zinc and lead, to be produced as by-products at Cordero, and copper and zinc through the Kidd Creek mine in Timmins. Its Porcupine operations cover approximately 1,400 square kilometers (km2) in and near Timmins, Ontario. The Porcupine Complex consists of the Hoyle Pond, Pamour and Hollinger mine properties, the Dome mine property and milling facility and numerous near-mine and regional exploration targets in and around Timmins, Ontario. The Complex also includes the Borden mining operation and a large, highly prolific land position near Chapleau, Ontario.