terrigenous sediments

terrigenous sediments
terrigenous sediments plural noun
Sediment derived from the erosion of land deposited either on land or in the sea
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Main Entry:terrigenous

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  • Terrigenous — In oceanography, terrigenous sediments are those derived from the erosion of rocks on land; that is, that are derived from terrestrial environments.(Pinet, 79) Consisting of sand, mud, and silt carried to sea by rivers, their composition is… …   Wikipedia

  • terrigenous — /te rij euh neuhs/, adj. 1. produced by the earth. 2. Geol. noting or pertaining to sediments on the sea bottom derived directly from the neighboring land, or to the rocks formed primarily by the consolidation of such sediments. [1675 85; < L… …   Universalium

  • terrigenous — /tɛˈrɪdʒənəs/ (say te rijuhnuhs) adjective 1. produced by the earth. 2. Geology denoting or relating to sediments on the sea bottom derived directly from the neighbouring land, or to the rocks formed primarily by the consolidation of such… …  

  • terrigenous — ter•rig•e•nous [[t]tɛˈrɪdʒ ə nəs[/t]] adj. gel derived from the land, esp. of sea bottom sediments eroded from a neighboring landmass • Etymology: 1675–85; < L terrigenus=terr(a) earth + i i + genus genous …   From formal English to slang

  • Pelagic sediments — Pelagic sediment or pelagite is a fine grained sediment that has accumulated by the settling of particles through the water column to the ocean floor beneath the open ocean far from land. These particles consist primarily of either the… …   Wikipedia

  • Precambrian time — Interval of geologic time from с 3. 8 billion years ago, the age of the oldest known rocks, to 544 million years ago, the beginning of the Cambrian Period. This interval represents more than 80% of the geologic record and thus provides important… …   Universalium

  • bathyal zone — ▪ oceanography       marine ecologic realm extending down from the edge of the continental shelf to the depth at which the water temperature is 4° C (39° F). Both of these limits are variable, but the bathyal zone is generally described as lying… …   Universalium

  • Marcellus Formation — Stratigraphic range: Middle Devonian …   Wikipedia

  • Oceanic crust — Age of oceanic crust. The red is most recent, and blue is the oldest. Oceanic crust is the part of Earth s lithosphere that surfaces in the ocean basins. Oceanic crust is primarily composed of mafic rocks, or sima, which is rich in iron and… …   Wikipedia

  • Devonian Period — Interval of geologic time from 417 to 354 million years ago; it was the fourth period of the Paleozoic Era. During the Devonian, a giant continent was situated in the Southern Hemisphere (see Gondwana), and other landmasses were located in the… …   Universalium

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