Biliran (volcano)
Appearance
Biliran | |
---|---|
Highest point | |
Elevation | 1,340 m (4,400 ft)[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:
- Central Biliran - Libtong Thermal Areas (12 hot springs and one bubbling pool)
- North Biliran - Panamao Thermal Area
- Anas Thermal Area
- South Biliran - Kalambis Thermal Area
- Adjacent Volcanic Edifice:
- Panamao (107 m asl)
- Gumansan (1064 m asl)
- Lauan (1187 m asl)
- Suiro (1301 m asl)
See also
- List of active volcanoes in the Philippines
- Philippine Institute of Volcanology and Seismology
- List of inactive volcanoes in the Philippines
- List of potentially active volcanoes in the Philippines
References
- "Biliran". Global Volcanism Program. Smithsonian Institution.
- Topo Sheets: 3854 I, 3855 II, 3955 III, 3854 II, 3954 III.