Mount McKay
| Mount McKay | |
|---|---|
Mount McKay as seen from the Neste Boat Launch | |
| Highest point | |
| Elevation | 489 m (1,604 ft) |
| Coordinates | 48°20′41″N 89°17′12″W / 48.34472°N 89.28667°W |
| Geography | |
| Location | Fort William First Nation, Ontario, Canada |
| Parent range | Nor'Wester Mountains |
| Topo map | NTS 52A6 Thunder Bay |
| Geology | |
| Rock age | Precambrian |
| Mountain type | Sill |
Mount McKay is a mafic sill located south of Thunder Bay, Ontario, Canada, on the Indian reserve of the Fort William First Nation. It is the highest, most northern and best known of the Nor'Wester Mountains. It formed during a period of magmatic activity associated with the large Midcontinent Rift System about 1,100 million years ago.