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HVO geologists documented rock layers exposed in this road cut, noting the textu

By Volcano Hazards Program
image related to volcanoes. See description
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Detailed Description

HVO geologists documented rock layers exposed in this road cut, noting the textures (density and vesicularity) and temperatures along a vertical line. USGS photo by C. Parcheta, 08-07-2019.

Sources/Usage

Public Domain.