Near to village the industrial complex of building materials (processing of Pumice, Tuff, Andesite) is located.
The opening sequence of Kaos by Paolo and Vittorio Taviani showed children sliding down the vast slopes of white pumice that flowed into the sea.
Volcanic ashes and pumices largely composed of volcanic glass are commonly used, as are deposits in which the volcanic glass has been altered to zeolites by interaction with alkaline waters.
A study of coral migration from Tonga to the Great Barrier Reef found pumice rafts to be the mode of transportation, with a predicted path consistent with the 2004 study.
The palas (residential building) is 2 storeys high, built of crushed stone lined with Rhenish Schwemmstein (a traditional artificial material made of dried pumice and lime, similar to concrete), and stands at the eastern, Rhine valley end of the courtyard, over a vaulted cellar that Ernst Stahl dated to the time of Conrad of Hohenstaufen.
The Tassajara Formation consists of sediments ranging from brown to gray mudstone, andesitic sandstone, conglomerate, and minor bentonitic and pumiceous tuff.