• Cross section through a breadcrust bomb from Guagua Pichincha volcano (courtesy of Heather Wright)
  • Amphibole breakdown (courtesy of Julia Hammer)
  • Tungurahua volcano
  • Drilling a high altitude lake (courtesy of Catherine Chauvel)
  • Liquid nitrogen eruption demonstration (courtesy of Karen Harpp)
  • Columnar jointed basalt at the Giant's Causeway, Ireland (courtesy of Kathy Cashman)

Volcanology, Geochemistry & Petrology

Welcome to the home page for the Volcanology, Geochemistry and Petrology section of the American Geophysical Union. Look around to find out more about VGP and its activities.

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