Petit lac Ruby is a Lake located in Rivière-Rouge; Antoine-Labelle, Quebec and has an elevation of 375 meters.

• Latitude: 46° 38' 35'' North   (decimal: 46.6430555)
• Longitude: 75° 1' 8'' West   (decimal: -75.0188888)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 375 meters
• Location: Rivière-Rouge; Antoine-Labelle
• Atlas of Canada Locator Map: Petit lac Ruby
• GPS Coordinate Locator Map: Petit lac Ruby Lat/Long