Further south on the McAra property the company is investing approximately $200,000 exploring a rich cobalt deposit Nash describes as "probably the richest in North America North America, third largest continent (1990 est. pop. 365,000,000), c.9,400,000 sq mi (24,346,000 sq km), the northern of the two continents of the Western Hemisphere. ," where the veins run at 11 per cent. There is also copper on the property, which Liberty will explore as well.