bn:03155379n
Noun Concept
Categories: Volcanology, Petrology, Volcanic rocks
EN
pyroclastic rock  pyroclastic deposit  pyroclastic material  pyroclastic rocks  pyroclastics
EN
Pyroclastic rocks are clastic rocks composed of rock fragments produced and ejected by explosive volcanic eruptions. Wikipedia
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EN
Pyroclastic rocks are clastic rocks composed of rock fragments produced and ejected by explosive volcanic eruptions. Wikipedia
rocks composed solely or primarily of fragments derived from explosive volcanic activity Wikidata
Any rock formed by the accumulation of fragmented volcanic material (pyroclasts) ejected during explosive eruptions. Wiktionary