- current ripples
-
рябь, созданная течением воды
English-Russian dictionary of geology. 2011.
current ripples
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Wave-formed ripples — [ water ripple marks in sandstone, Moenkopi Formation, Capitol Reef National Park, Utah] In sedimentology, wave formed ripples or wave formed ripple marks are a feature of sediments (sandstones, limestones, siltstones) and dunes. These ripple… … Wikipedia
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Гигантская рябь течения — … Википедия
Sedimentary rock — Middle Triassic marginal marine sequence of siltstones (below) and limestones (above), Virgin Formation, southwestern Utah, USA Sedimentary rock are types of rock that are formed by the deposition of material at the Earth s surface and within… … Wikipedia
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Cross-bedding — Crossbedding of sandstone near Mt. Carmel road, Zion Canyon, indicating wind action and sand dune formation prior to formation of rock (NPS photo by George A. Grant, 1929) … Wikipedia
Tumblagooda sandstone — The Tumblagooda sandstone is a geological formation deposited during the Silurian or Ordovician periods, around four to five hundred million years ago, and is now exposed on the west coast of Australia, straddling the boundary of the Carnarvon… … Wikipedia
Скэбленд — … Википедия
Esker — An esker is a long winding ridge of stratified sand and gravel, examples of which occur in glaciated and formerly glaciated regions of Europe and North America. Eskers are frequently several kilometres long and, because of their peculiar uniform… … Wikipedia
valley — valleylike, adj. /val ee/, n., pl. valleys. 1. an elongated depression between uplands, hills, or mountains, esp. one following the course of a stream. 2. an extensive, more or less flat, and relatively low region drained by a great river system … Universalium
Glacial landform — Antique postcard shows rocks scarred by glacial erosion. Yosemite Valley … Wikipedia
