Borealis Mining Company Limited engages in the acquisition and exploration of mineral properties in the United States. The company explores for gold and silver deposits. It holds a 100% interest in the Borealis project that includes 815 unpatented mining claims covering an area of approximately 16,900 acres and one unpatented mill site claim covering an area of 5 acres located in western Nevada. Borealis Mining Company Limited is headquartered in Toronto, Canada.