Pumice is an extrusive igneous rock with a vesicular texture and very low specific gravity. It is used to make lightweight concrete, abrasive products and more.
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Pumice - Wikipedia
Pumice - Wikipedia
Pumice - Minerals Education Coalition
PUMICE | Pumice is formed from the frothy lava that a volcanic explosion creates. As the frothy lava cools, it hardens as a light weight rock that is
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Pumice 3, Pumice is an extrusive igneous rock. It has a fel…
Pumice - Geology Superstore
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