Gutanasar or Gut'anasar (Armenian: Գութանասար) is a mountain in the Kotayk Province near Fantan in Armenia.
[1] A small Surb Astvatsatsin Church is located below it.
[citation needed] It is a volcano which last erupted 200,000 BP, judging from Ar39/Ar40 dating of lava flows,[2] and one of the common sources of obsidian in archeological sites of Armenia.
[3] Neighbouring communities include Fontan and Alapars.
The volcano is part of the Geghama mountains volcanic area.