All photographs copyright (2003-2013) by Kris H. Light

<b>Los Alamos Geology</b><br>
Los Alamos Geology
The white layer of rock in this image is a very thick layer of pumice from a long ago eruption of the nearby volcano that created the Valle Grande caldera. Pumice is an interesting rock because it will float in water (until the little air holes fill with water).

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