- extrusive rocks
- <geo> ■ Ergussgestein n ; Vulkanit m wiss ; vulkanisches Gestein n ugs
English-german technical dictionary. 2013.
extrusive rocks
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Extrusive — Ex*tru sive, a. [See {Extrude}.] (Geol.) Forced out at the surface; as, extrusive rocks; contrasted with {intrusive}. [Webster 1913 Suppl.] … The Collaborative International Dictionary of English
extrusive rock — Any igneous rock derived from magma that is poured out or ejected at the Earth s surface. Extrusive rocks are usually distinguished from intrusive rocks on the basis of their texture and mineral composition. Lava flows and pyroclastic debris… … Universalium
extrusive — /ɛkˈstruziv/ (say ek stroohzeev), / sɪv/ (say siv) adjective 1. tending to extrude. 2. relating to extrusion. 3. Geology a. (of rocks) having been forced out in a molten or plastic condition at the surface of the earth. b. denoting or relating to …
extrusive — /ik strooh siv, ziv/, adj. 1. tending to extrude. 2. pertaining to extrusion. 3. Also, effusive. Geol. noting or pertaining to a class of igneous rocks that have been forced out in a molten or plastic condition upon the surface of the earth.… … Universalium
extrusive — (adjective) Said of igneous rocks and sediments derived from deep seated, molten matter (magma), deposited and cooled on the earth s surface (e.g., including lava flows and tephra deposits). Compare: intrusive, volcanic. HP … Glossary of landform and geologic terms
extrusive — ex•tru•sive [[t]ɪkˈstru sɪv, zɪv[/t]] adj. 1) mel pertaining to extrusion 2) gel of or pertaining to a class of igneous rocks that have been forced out in a molten or plastic condition upon the surface of the earth • Etymology: 1810–20 … From formal English to slang
igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary … Universalium
rock — rock1 rockless, adj. rocklike, adj. /rok/, n. 1. a large mass of stone forming a hill, cliff, promontory, or the like. 2. Geol. a. mineral matter of variable composition, consolidated or unconsolidated, assembled in masses or considerable… … Universalium
Rock — /rok/, n. a male given name. * * * I In geology, a naturally occurring and coherent aggregate of minerals. The three major classes of rock igneous, sedimentary, and metamorphic are based on the processes that formed them. These three classes are… … Universalium
geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… … Universalium
Duluth Complex — Shaded relief image showing Duluth Complex arcing from Duluth to Pigeon Point, interrupting and splitting the Mesabi and Gunflint Ranges The Duluth Complex, the related Beaver Bay Complex (often treated as part of the Duluth Complex),[1] and the… … Wikipedia
