This page is currently not sponsored. Click here to sponsor this page.
A pyroclastic rock in which more than 75% of the pyroclastic fragments exceed 64mm and at least 50% of these are angular.
Classification of Pyroclastic-brecciaHide
- Igneous rock
- Sedimentary rock and sediment
- Unclassifed rock
Classification of polymodal pyroclastic rocks (after Fisher, 1966)