Simple Lithology

tuff breccia agglomerate or pyroclastic breccia

http://resource.geosciml.org/classifier/cgi/lithology/tuff_breccia_agglomerate_or_pyroclastic_breccia

definition Pyroclastic rock in which greater than 25 percent of particles are greater than 64 mm in largest dimension. Includes agglomerate, pyroclastic breccia of Gillespie and Styles (1999) more like this
source Schmid 1981; LeMaitre et al. 2002 more like this
type
Resource
Concept
broader pyroclastic rock
narrower tuff breccia agglomerate or pyroclastic breccia
in scheme simplelithology
is primary topic of tuff breccia agglomerate or pyroclastic breccia