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A: Andesite Ash

Aurelio Acevedo

Mineralogical and Geological Museum, Harvard University

Mineralogical and Geological Museum, Harvard University
Cambridge, MA, United States

This volcanic ash was formed during the eruption of Mt St Helens in 1980. The fine grained sediment is 90% glass and was collected only a few months after the eruption in a town a few hours away from the mountain.

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  • Title: A: Andesite Ash
  • Creator: Aurelio Acevedo
  • Location Created: Cambridge, Massachusetts
Mineralogical and Geological Museum, Harvard University

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