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Fagaloa Volcanics

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Journal Article
Published: 10 February 2010
Geological Magazine (2010) 147 (5): 705–717.
... phase, represented by the Fagaloa Volcanics, with much of the island covered by significantly younger volcanic rocks. Savai'i, further to the WNW, is dominated by youthful volcanism, extending into historic times. In a restricted area, adjacent to the NE coast of Savai'i, previously thought to have...
Series: Geological Society, London, Engineering Geology Special Publications, Geological Society, London, Engineering Geology Special Publications
Published: 01 January 2016
DOI: 10.1144/EGSP27.15
EISBN: 9781862399723
... edge of the subducting plate. The Fagaloa shield volcano on Upolu controls the younger post-erosional volcanism. Most of the rift is only a few kilometres wide and nearly 200 km long. The lava erupted from these vents did not originate from a central conduit system or erupt along any secondary rifts...
FIGURES | View All (10)
Series: GSA Special Papers
Published: 01 January 2006
DOI: 10.1130/2006.2406
..., and a variety of polycrystalline lithic fragments that are dominantly of volcanic derivation in most temper suites. Useful triangular compositional diagrams plot relative proportions of grain types for populations of total terrigenous grains, mineral grains exclusive of lithic fragments, ferromagnesian silicate...