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Pyroclastic

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Water

Ash mixed with larger igneous rock fragments produced by explosive volcanic eruptions.

Bureau of Reclamation — Bureau of Reclamation Glossary

Related Water terms

Breccia (volcanic breccia)
Igneous
Lava
Magma
Tuff
Vesicular (vesicles)
Volcanic rock
Weld

Nearby Water terms

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Definitions are reproduced with attribution to their original sources; each entry links to the source and shows when it was retrieved. About · FAQ · Data build 2026-10-15.