volcanic tuff

  • 1volcanic tuff — vulkaninis tufas statusas T sritis ekologija ir aplinkotyra apibrėžtis Uoliena iš susicementavusių kietųjų ugnikalnio išsiveržimo produktų. Susideda iš vulkaninių pelenų, vulkaninio smėlio, vulkaninių bombų, vulkaninio stiklo ir nevulkaninių… …

    Ekologijos terminų aiškinamasis žodynas

  • 2volcanic tuff — tuff2. [1805 15] * * * volcanic tuff, compressed volcanic ash …

    Useful english dictionary

  • 3volcanic tuff — /vɒlkænɪk ˈtʌf/ (say volkanik tuf) noun → tuff …

    Australian-English dictionary

  • 4volcanic tuff — tuff2. [1805 15] * * * …

    Universalium

  • 5Tuff — (from the Italian tufo ) is a type of rock consisting of consolidated volcanic ash ejected from vents during a volcanic eruption. Tuff should not be confused with tufa , another type of rock. Volcanic ashThe products of a volcanic eruption are… …

    Wikipedia

  • 6tuff|a|ceous — «tuh FAY shuhs», adjective. 1. having the properties of volcanic tuff. 2. composed of volcanic tuff …

    Useful english dictionary

  • 7tuff — tuff1 /tuf/, adj. Slang. tough (def. 13). tuff2 tuffaceous /tu fay sheuhs/, adj. /tuf/, n. Geol. a fragmental rock consisting of the smaller kinds of volcanic detritus, as ash or cinder, usually more or less stratified. Also called volcanic tuff …

    Universalium

  • 8tuff — /tʌf/ (say tuf) noun a rock of volcanic origin, comprising compacted or cemented volcanic ash and dust. Also, volcanic tuff. {French tuf, from Italian tufo tufa} –tuffaceous /təˈfeɪʃəs/ (say tuh fayshuhs), adjective …

    Australian-English dictionary

  • 9tuff — vulkaninis tufas statusas T sritis ekologija ir aplinkotyra apibrėžtis Uoliena iš susicementavusių kietųjų ugnikalnio išsiveržimo produktų. Susideda iš vulkaninių pelenų, vulkaninio smėlio, vulkaninių bombų, vulkaninio stiklo ir nevulkaninių… …

    Ekologijos terminų aiškinamasis žodynas

  • 10Volcanic ash — consists of small tephra, which are bits of pulverized rock and glass created by volcanic eruptions,United States Geological Survey. [http://volcanoes.usgs.gov/Hazards/What/Tephra/tephra.html Tephra: Volcanic Rock and Glass Fragments.] Retrieved… …

    Wikipedia

  • 11Volcanic pipe — Volcanic pipes are geological structures formed by the violent, supersonic eruption of deep origin volcanoes. They are considered to be a type of diatreme . Volcanic pipes are composed of a deep, narrow cone of solidified magma (described as… …

    Wikipedia

  • 12Tuff (disambiguation) — Tuff is a type of rock consisting of consolidated volcanic ash ejected from vents during a volcanic eruption.Tuff may also refer to:* Calcareous tuff, a sedimentary rock * Tuff (band), an American musical group * Tuff Harris (born 1983), American …

    Wikipedia

  • 13Volcanic rock — is an igneous rock of volcanic origin. Texture Volcanic rocks are usually fine grained or aphanitic to glassy in texture. They often contain clasts of other rocks and phenocrysts. Phenocrysts are crystals that are larger than the matrix and are… …

    Wikipedia

  • 14tuff — ► NOUN ▪ a light, porous rock formed by consolidation of volcanic ash. ORIGIN Latin tofus …

    English terms dictionary

  • 15tuff — [tuf] n. [Fr tuf, earlier tufe, tuffe < It tufo, TUFA] a porous igneous rock, usually stratified, formed by consolidation of volcanic ash, dust, etc. tuffaceous [tufā′shəs] adj …

    English World dictionary

  • 16Volcanic cone — Puʻu ʻŌʻō, a cinder and spatter cone on Kīlauea, Hawaiʻi Volcanic cones are among the simplest volcanic formations. They are built by ejecta from a volcanic vent, piling up around the vent in the shape of a cone with a central crater. Volc …

    Wikipedia

  • 17tuff cone — ALASKA VOLCANO OBSERVATORY GLOSSARY A type of volcanic cone formed by the interaction of basaltic magma and water. Smaller and steeper than a tuff ring. GLOSSARY OF VOLCANIC TERMS A type of hydroclastic volcano that is generally higher than… …

    Glossary of volcanic terms

  • 18volcanic field — GLOSSARY OF VOLCANIC TERMS A region comprising a large number of volcanic edifices. Volcanic fields are usually associated with basaltic volcanism, and commonly comprise a number of small, monogenetic volcanoes (e.g. cinder cones, maars, tuff… …

    Glossary of volcanic terms

  • 19Volcanic glass — A sand grain of volcanic glass under the petrographic microscope. Its amorphous nature makes it go extinct in cross polarized light (bottom frame). Scale box in millimeters. Volcanic glass is the amorphous (uncrystallized) product of rapidly… …

    Wikipedia

  • 20Volcanic plateau — A volcanic plateau is a plateau produced by volcanic activity. There are two main types: lava plateaus and pyroclastic plateaus.Lava plateauLava plateaus are formed by highly fluid mafic lava (the older term is basic lava ) during numerous… …

    Wikipedia