Quartz Rock is a Shoal located in Manitoulin, Ontario and has an elevation of 181 meters.

• Latitude: 45° 58' 39'' North   (decimal: 45.9775000)
• Longitude: 81° 36' 47'' West   (decimal: -81.6130555)
• Topography Feature Category: Shoal
• Geographical Feature: Rock
• Canadian Province/Territory: Ontario
• Elevation: 181 meters
• Location: Manitoulin
• Atlas of Canada Locator Map: Quartz Rock
• GPS Coordinate Locator Map: Quartz Rock Lat/Long