Biliran (volcano)

Biliran
Highest point
Elevation 1,340 m (4,400 ft) [1]
Coordinates 11°39′00″N 124°32′06″E / 11.65°N 124.535°E / 11.65; 124.535Coordinates: 11°39′00″N 124°32′06″E / 11.65°N 124.535°E / 11.65; 124.535 [1]
Geography
Location Biliran province, Eastern Visayas region, Visayas island group, Philippines
Geology
Age of rock Quaternary[1]
Mountain type Complex volcano
Last eruption 26 September 1939[1]

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

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. 1 2 3 4 "Biliran". Philippine Institute of Volcanology and Seismology. Retrieved 18 November 2015.
  • "Biliran". Global Volcanism Program. Smithsonian Institution.
  • Topo Sheets: 3854 I, 3855 II, 3955 III, 3854 II, 3954 III.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.