Nasa Mountain (Swedish: Nasafjället, Norwegian: Nasafjellet, Lule Sami: Násávárre) is a 1,211-metre (3,973 ft) tall mountain that is situated on the border of Sweden and Norway. It is located near Arjeplog in Arjeplog Municipality in western Norrbotten County in Sweden and near Dunderland in the municipality of Rana in Nordland county, Norway. There is a marker at the summit of the mountain denoting the border between the two countries. The mountain is best known for the Nasa silver mine. The mining area still has a number of old quarries, some ruins, and a cemetery.