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Amorong Volcano

Updated: 29 мар 2024 01:34 GMT -
lava dome 376 m / 1,234 ft
Остров Лусон (Филиппины), 15.83°N / 120.81°E
Current status: (probably) extinct (0 out of 5)

Amorong volcano a small lava dome in NW Luzon Island, 80 km NNE of Pinatubo volcano, and belongs to the Eastern Volcanic Chain or Balungao Group, a chain of subduction volcanoes behind the Manila Trench.
It is the only of a group of several lava domes that still has fumarolic activity. It was active from about 740,000 years ago.

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Typical eruption style: effusive
Amorong volcano eruptions: unknown

Latest nearby earthquakes

ВремяМагнитуда / ГлубинаРасстояние / Местоположение
23 мар 02:17 (Manila)
22 мар 18:17 GMT
3.4

4 km
20 km к северо-востоку 009 km N 39° E of Lupao (Nueva Ecija)
I FELT IT
Более

Background

The chemistry of Amorang's lavas is unusual in that is has elevated Niobium (Nb) and high Cr, Ni and Mg concentrations which can not be explained by qan unusual degree of mantle melting alone, and probably involve contamination by crustal rocks as well.
Source:
- Defant et al (1990) "An Example of Island-Arc Petrogenesis: Geochemistry and Petrology of the Southern Luzon Arc, Philippines", Journal of Petrology, V.32 (3), pp 455-50

Latest satellite images

Amorong satellite image sat1Amorong satellite image sat2

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