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Tuff-breccia, agglomerate, or pyroclastic breccia
Broader Terms
BT
Pyroclastic rock
Scope note
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)
Bibliographic note
Schmid 1981; LeMaitre et al. 2002