bn:02377059n
Noun Concept
Categories: Volcanology stubs, Igneous rocks, Wikipedia articles incorporating a citation from the 1911 Encyclopaedia Britannica with Wikisource reference, Pyroclastic rocks, Igneous petrology
EN
peperino  peperine  Peperine stone  Peperino stone
EN
Peperino is an Italian word describing a brown or grey volcanic tuff, containing fragments of basalt and limestone, with disseminated crystals of augite, mica, magnetite, leucite, and other similar minerals. Wikipedia
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EN
Peperino is an Italian word describing a brown or grey volcanic tuff, containing fragments of basalt and limestone, with disseminated crystals of augite, mica, magnetite, leucite, and other similar minerals. Wikipedia
A light, porous volcanic rock composed of small grains of sand etc. Wiktionary
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