Contact: Jason Maderer
maderer@gatech.edu
404-385-2966
Georgia Institute of Technology

Pumice

Caption: Georgia Tech Assistant Professor Josef Dufek studied how pumice rocks travel through a volcano. The process affects the size of particles that are released during an eruption. The pictured rocks are from Mt. St. Helens in Washington.

Credit: Josef Dufek

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Related news release: Traveling through the volcanic conduit