Kolsås

Kolsås
Village
Kolsås ridge
Kolsås
Location in Akershus
Coordinates: 59°56′N 10°31′E / 59.933°N 10.517°E / 59.933; 10.517
CountryNorway
RegionØstlandet
CountyAkershus
MunicipalityBærum
Time zoneUTC+01:00 (CET)
  Summer (DST)UTC+02:00 (CEST)

Kolsås (Norwegian pronunciation: [ˈkôɫsoːs]), sometimes called Kolsaas, is a hill in the municipality of Bærum, Norway. Geologically, Kolsås belongs to the Oslo Graben area. Its two peaks consist of hard rhomb porphyric lava covering softer rocks, forming steep cliffs to the east, south and west.