Tuff

thumb|Cliff face of welded tuff pockmarked with holes — some natural, some man-made — from Bandelier National Monument, [[New Mexico]] thumb|Etruscan architecture|Etruscan tuff blocks from a tomb at [[Banditaccia, Italy]] thumb|upright|A house constructed of tuff blocks in Rieden, Rhineland-Palatinate, in the [[Volcanic Eifel region, Germany]]

thumb|right|Tuffit from Hohenbol, Germany Tuffite is a tuff containing both pyroclastic and detrital materials, but predominantly pyroclasts.

thumb|The staircase, in Piperno, to the mezzanine floor of Villa Meola in Portici thumb|Piperno in Church of San Francesco delle Monache, Naples