Definition of volcaniclastic in English:
volcaniclastic
adjective vɒlˌkanɪˈklastɪkvôl-
Geology Relating to or denoting a clastic rock which contains volcanic material.
Example sentencesExamples
- Tuff dykes of unusual size invade coarser-grained volcaniclastic rocks of the Jurassic Mawson Formation at Coombs Hills and Allan Hills, Antarctica.
- The sediments are partly clastic and partly volcaniclastic because volcanism is active along such margins.
- Ladinian strata of the Balaton Highland (west-central Hungary) comprise interbedded marine carbonate and volcaniclastic rocks.
- Late Devonian to Carboniferous rocks consist of interbedded mudrocks, sandstones and volcaniclastic strata, whereas the Permian rocks are crystalline limestone with subordinate clastic and volcaniclastic sediments.
- Well-rounded clasts include lava, volcaniclastic sandstones and bioclastic limestones with nummulites, bryozoa, microbial carbonate and bivalve material.