Mine
Coordinates
Location
Owner
Dates
Comments
Barton Mine *
47°07′08.75″N 79°47′09.58″W / 47.1190972°N 79.7859944°W / 47.1190972; -79.7859944 (Barton mine )
Temagami
1906-1918
Secondary products included gold, silver, copper and bismuth.
Beanland Mine
47°05′28.71″N 79°49′30.83″W / 47.0913083°N 79.8252306°W / 47.0913083; -79.8252306 (Beanland mine )
Temagami
1937-1938
Also produced silver
Big Dan Mine
47°05′28.53″N 79°46′28.95″W / 47.0912583°N 79.7747083°W / 47.0912583; -79.7747083 (Big Dan mine )
Temagami
1906-1907
Also produced silver and arsenic
Chesterville gold mine
48°08′20″N 79°34′26″W / 48.13889°N 79.57389°W / 48.13889; -79.57389
McGarry
Chesterfield Larder Lake Gold Mining Company
1939-1950
Copperfields Mine *
46°57′44.41″N 80°02′13.67″W / 46.9623361°N 80.0371306°W / 46.9623361; -80.0371306 (Copperfields mine )
Temagami
1954-1972
Secondary products included cobalt, gold, nickel, palladium, platinum and silver.
Detour Lake Mine
50°1′8.75″N 79°42′54.08″W / 50.0190972°N 79.7150222°W / 50.0190972; -79.7150222 (Detour Lake mine )
Cochrane
Agnico Eagle Mines
1983-Present
Dome Mine
48°27′N 081°14′W / 48.450°N 81.233°W / 48.450; -81.233 (Dome mine )
Timmins
Golden Giant Mine
48.00°41′N 85.00°54′W / 48.683°N 85.900°W / 48.683; -85.900 (Golden Giant mine )
Hemlo
1985-2006
Hermiston-McCauley Mine
47°05′54.30″N 79°49′38.18″W / 47.0984167°N 79.8272722°W / 47.0984167; -79.8272722 (Hermiston-McCauley mine )
Temagami
1935-1940
Kanichee Mine *
47°06′13.07″N 79°50′38.63″W / 47.1036306°N 79.8440639°W / 47.1036306; -79.8440639 (Kanichee mine )
Temagami
1937-1948, 1948-1949, 1973-1976
Secondary products included gold, palladium, silver and platinum.
Kerr-Addison Mine
48°08′19″N 79°34′39″W / 48.13861°N 79.57750°W / 48.13861; -79.57750
McGarry
Kerr Addison Mines Ltd
1900s to 1996
Leckie Mine
47°05′36.34″N 79°47′48.68″W / 47.0934278°N 79.7968556°W / 47.0934278; -79.7968556 (Leckie mine )
Temagami
~1900-1909, 1933-1937
Also produced arsenic, copper and silver
Matachewan Consolidated mine
Matachewan
1916 to 1954
McIntyre Mines
Norrie Mine *
47°06′59.59″N 79°46′27.63″W / 47.1165528°N 79.7743417°W / 47.1165528; -79.7743417 (Norrie mine )
Temagami
Prior to 1920
Secondary products included lead, gold, zinc and silver.
Northland Pyrite Mine *
47°10′26.24″N 79°44′34.45″W / 47.1739556°N 79.7429028°W / 47.1739556; -79.7429028 (Northland Pyrite mine )
Temagami
1906-1911
Secondary products included cobalt, copper, zinc, gold and nickel.
Red Lake Mine
51°3′40.16″N 93°44′35.34″W / 51.0611556°N 93.7431500°W / 51.0611556; -93.7431500 (Red Lake mine )
Red Lake
Evolution Mining
1949 - Present
Richardson Mine
Eldorado
Kim Woodside
1867-1869
Ontario's first gold mine
Temagami-Lorrain Mine
47°06′39.79″N 79°40′58.2″W / 47.1110528°N 79.682833°W / 47.1110528; -79.682833 (Temagami-Lorrain mine )
Temagami
Prior to 1912
Also produced cobalt, arsenic, silver, nickel and copper
Young-Davidson mine
Matachewan
Alamos Gold
~1916 to 1957
201- Present