Polaris mine is located in Nunavut

Polaris zinc mine was an underground zinc mine on Little Cornwallis Island in the Canadian territory of Nunavut (Northwest Territories prior to Nunavut's official separation). The Polaris mine was located 1,120 kilometres (700 mi) north of the Arctic Circle, and 96 kilometres (60 mi) north of the community of Resolute. The Polaris mine closed in July 2002 following more than twenty years of zinc production.^[2]

• http://en.wikipedia.org/wiki/Polaris mine