- volcanic tuff
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tuff2.[1805-15]
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Universalium. 2010.
volcanic tuff
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volcanic 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
volcanic tuff — tuff2. [1805 15] * * * volcanic tuff, compressed volcanic ash … Useful english dictionary
volcanic tuff — /vɒlkænɪk ˈtʌf/ (say volkanik tuf) noun → tuff …
Tuff — (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
tuff|a|ceous — «tuh FAY shuhs», adjective. 1. having the properties of volcanic tuff. 2. composed of volcanic tuff … Useful english dictionary
tuff — 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
tuff — /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 …
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
Volcanic 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
Volcanic 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
