Biliran (volcano)

Mount Biliran is a solfataric active volcano located in the island province of Biliran in the Philippines. The volcano caused the formation of the island.

This article is about the volcano. For the municipality, see Biliran, Biliran. For the province, see Biliran.
Mount Biliran
Biliran
Highest point
Elevation1,340 m (4,400 ft) [1]
Coordinates11°39′00″N 124°32′06″E [1]
Geography
LocationBiliran province, Eastern Visayas region, Visayas island group, Philippines
Geology
Age of rockQuaternary[1]
Mountain typeComplex volcano
Last eruptionSeptember 26, 1939[1]

Geological features
  • Rock Type: Hornblende andesite containing greenish and black hornblende
  • Tectonic Setting: Biliran Volcano is part of the curvilinear belt of Quaternary volcanoes in eastern Philippines, parallel to Phil. Trench to the east

Volcanic activity
  • Number of Historical Eruptions: 1
  • Latest Eruption/Activity: September 26, 1939
  • Site: crater
  • Eruption Character: Debris avalanche
  • Affected Areas/Remarks: Ashfall at Caibiran and adjoining areas (6.35 cm thick deposits)
  • Monitoring activity: Short-term monitoring in 1954

Physical features
  • Hotsprings:
    1. Central Biliran – Libtong Thermal Areas (12 hot springs and one bubbling pool)
    2. North Biliran – Panamao Thermal Area
    3. Anas Thermal Area
    4. South Biliran – Kalambis Thermal Area
  • Adjacent Volcanic Edifice:
    1. Panamao (107 m asl)
    2. Gumansan (1064 m asl)
    3. Lauan (1187 m asl)
    4. Suiro (1301 m asl)

See also

References
  1. "Biliran". Philippine Institute of Volcanology and Seismology. Retrieved November 18, 2015.
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