pyroclastic

Being or pertaining to rock fragments formed in a volcanic eruption.
Found on http://www.encyclo.co.uk/local/22291

pyroclastic

Of clastic (broken and fragmented) rock material formed by volcanic explosion or aerial expulsion from a volcanic vent. A pyroclastic eruption is an explosive eruption of lava producing and ejecting hot fragments of rock and lava.
Found on http://www.daviddarling.info/encyclopedia/P/pyroclastic.html

pyroclastic

Pertaining to clastic (broken and fragmented) rock material formed by volcanic explosion or aerial expulsion from a volcanic vent.
Found on http://www.solarviews.com/eng/terms.htm

pyroclastic

Pertaining to clastic material formed by volcanic explosion or aerial expulsion from a volcanic vent.
Found on https://www.encyclo.co.uk/local/22327

Pyroclastic

Pertaining to clastic rock material formed by volcanic explosion or aerial expulsion from a volcanic vent; also, pertaining to rock texture of explosive origin. It is not synonymous with the adjective `volcanic`.
Found on http://www.libertystaruranium.com/miningexplained/mining-geology-glossary/

Pyroclastic

Pertaining to fragmental rock material formed by volcanic explosions.
Found on http://www.evcforum.net/WebPages/Glossary_Geology.html

Pyroclastic

Pertaining to fragmented (clastic) rock material formed by a volcanic explosion or ejection from a volcanic vent.
Found on http://midju.tripod.com/glossary.html

Pyroclastic

Pertaining to fragmented (clastic) rock material formed by a volcanic explosion or ejection from a volcanic vent.
Found on http://www.encyclo.co.uk/local/21455

Pyroclastic

Pertaining to fragmented (clastic) rock material formed by a volcanic explosion or ejection from a volcanic vent.
Found on http://jersey.uoregon.edu/~mstrick/geology/geo_glossary_page.html
No exact match found