Hornblende Lake is a Lake located in Thunder Bay, Ontario and has an elevation of 348 meters.

• Latitude: 48° 54' 52'' North   (decimal: 48.9144444)
• Longitude: 87° 22' 47'' West   (decimal: -87.3797222)
• Topography Feature Category: Lake
• Geographical Feature: Lake
• Canadian Province/Territory: Ontario
• Elevation: 348 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Hornblende Lake
• GPS Coordinate Locator Map: Hornblende Lake Lat/Long