pyroclastic

Etymology
From, from , and.

Adjective

 * 1)  Mostly composed of rock fragments of volcanic origin or comminuted during an eruption.

Translations

 * Catalan: piroclàstic
 * Chinese:
 * Mandarin: 火山碎屑
 * Finnish:
 * French:
 * Galician: piroclástico
 * German:
 * Irish: pireaclastach
 * Italian:
 * Polish: piroklastyczny
 * Spanish: piroclástico

Noun

 * 1) A rock mostly composed of rock fragments of volcanic origin.