Mount Pangasun or Babuyan Claro Volcano.
means 'Cut of the Axe' and is the largest volcano center on Babuyan Claro, west of Rakoh a Iraya; about 1,180 meters (3,870 feet) high and has two craters.
In 1994, the Marees and 12 Ibatan climbed it; 9 of the group hiked down to the floor of the main crater.
Do ka 1681, nakarapit si Fr. Mateo Gonzáles do Babuyan Claro, kan naranaan naw nakabtakaw no Chinteb a Wasay do dawri.
In 1681, Fr. Mateo Gonzáles reached Babuyan Claro, and coincided with the eruption of Chinteb a Wasay at that time.
see The Ibatan: A Genealogy of the People of Babuyan Claro Island, Maree 2005