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Global Volcanism Program | Image GVP-02921

A hot rock sample collected by U.S. Geological Survey scientists during a period of lava dome growth in the crater of Mount St. Helens in September 1981 burns a cloth sample bag. Photo by Terry Leighley, 1981 (U.S. Geological Survey).

A hot rock sample collected by U.S. Geological Survey scientists during a period of lava dome growth in the crater of Mount St. Helens in September 1981 burns a cloth sample bag.

Photo by Terry Leighley, 1981 (U.S. Geological Survey).

Creative Commons Icon This image is made available as a Public Domain Work, but proper attribution is appreciated.

Keywords: field work | sample


St. Helens