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Mount Biliran is a
solfataric A fumarole (or fumerole) is a vent in the surface of the Earth or other rocky planet from which hot volcanic gases and vapors are emitted, without any accompanying liquids or solids. Fumaroles are characteristic of the late stages of volcani ...
active
complex volcano A complex volcano, also called a compound volcano or a volcanic complex, is a mixed landform consisting of related volcanic centers and their associated lava flows and pyroclastic rock. They may form due to changes in eruptive habit or in t ...
located in the island province of
Biliran Biliran, officially the Province of Biliran ( Waray-Waray: ''Probinsya han Biliran''; ceb, Lalawigan sa Biliran; tl, Lalawigan ng Biliran), is an island province in the Philippines located in the Eastern Visayas region (Region VIII). Biliran is ...
in the
Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...
. 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 The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no), * bik, Republika kan Filipinas * ceb, Republika sa Pilipinas * cbk, República de Filipinas * hil, Republ ...
, 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 This is a list of active volcanoes in the Philippines, as categorized by the Philippine Institute of Volcanology and Seismology (PHIVOLCS). Volcanoes in the country have erupted within the last 600 years, with accounts of these eruptions documen ...
*
Philippine Institute of Volcanology and Seismology The Philippine Institute of Volcanology and Seismology (PHIVOLCS, ; tl, Surian ng Pilipinas sa Bulkanolohiya at Sismolohiya) is a Philippine national institution dedicated to provide information on the activities of volcanoes, earthquakes, and ...
*
List of inactive volcanoes in the Philippines This is a list of inactive volcanoes in the Philippines. Volcanoes with no record of eruptions are considered as extinct or inactive. Their physical form since their last activity has been altered by agents of weathering and erosion with the fo ...
*
List of potentially active volcanoes in the Philippines This is a list of potentially active volcanoes in the Philippines, as classified by the Philippine Institute of Volcanology and Seismology. List See also * List of active volcanoes in the Philippines * List of inactive volcanoes in t ...


References

* *Topo Sheets: 3854 I, 3855 II, 3955 III, 3854 II, 3954 III.


External links


Philippine Institute of Volcanology and Seismology (PHIVOLCS) Biliran Page

Biliran Island
{{DEFAULTSORT:Biliran (Volcano) Landforms of Biliran Volcanoes of the Visayas Active volcanoes of the Philippines Complex volcanoes