North American Open Pit Mine Sample:

Bagdad

Bingham Canyon

Carol Lake

Chino

Continental

Empire

Endako

Ft Knox

Gibraltar

Goldstrike - Betze Post

Hibbing

Highland valley - Lornex

Highland Valley - Valley pit

Huckleberry

Keetac

Minntac

Minorca

Mission

Montana Tunnels

Morenci

Mt Wright

Northshore

Ontario - Whistle/Gertrude

Porcupine JV - Dome

Ray

Red Dog

Robinson

Rochester

Round Mountain

Sierrita

Tilden

Tyrone

United Taconite

Voiseys Bay

Wabush

Williams