Santiago Volcano | John Seach

john

Galapagos Islands, Ecuador

0.22 S, 90.77 W
summit elevation 920 m
shield volcano

Note: There is a volcano with the same name in Guatemala.

The volcano contains many pyroclastic cones.
Eruptions in the early 20th century were located on NW and SE end of the island.

Further reading
Gibson, S. A., et al. "Short wavelength heterogeneity in the Galápagos plume: Evidence from compositionally diverse basalts on Isla Santiago." Geochemistry, Geophysics, Geosystems 13.9 (2012).

Swanson, Frederick J., et al. "Geology of Santiago, Rábida, and Pinzón Islands, Galápagos." Geological Society of America Bulletin 85.11 (1974): 1803-1810.

Santiago Volcano Eruptions

1904-06, 1897, 1759