| 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. |
| David Bell Mine |
|
Hemlo |
|
closed 2013 |
smallest of the three Hemlo mines |
| 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 |
Produced over 7 million ounces as well as a small amount of silver.[2][3] |
| 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 |
| Madsen Mine |
50°58′02″N 93°55′04″W / 50.967143°N 93.917692°W / 50.967143; -93.917692 (Madsen mine) |
Red Lake |
West Red Lake Gold Mines |
1938 - 1976, 1997 - 1999, 2021 - 2022, 2025 - Present |
|
| 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 |
| Williams Mine |
|
Hemlo |
|
|
largest of the three Hemlo mines |
| Young-Davidson mine |
|
Matachewan |
Alamos Gold |
~1916 to 1957
2010- Present |
|