Illiance Mountain is a Mountain located in Cassiar Land District, British Columbia and has an elevation of 1662 meters.

• Latitude: 55° 34' 30'' North   (decimal: 55.5750000)
• Longitude: 129° 14' 17'' West   (decimal: -129.2380555)
• Topography Feature Category: Mountain
• Geographical Feature: Mountain
• Canadian Province/Territory: British Columbia
• Elevation: 1662 meters
• Location: Cassiar Land District
• Atlas of Canada Locator Map: Illiance Mountain
• GPS Coordinate Locator Map: Illiance Mountain Lat/Long