odexo
a place for fun and all the cool stuff.
Thursday 29 December 2016
What igneous rock can float on water?
Pumice is composed of highly microvesicular glass pyroclastic with very thin, translucent bubble walls of extrusive igneous rock.
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Pumice is composed of highly microvesicular glass pyroclastic with very thin, translucent bubble walls of extrusive igneous rock.
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