current-ripple marks

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• Ripple marks — Ancient wave ripple marks in sandstone, Moenkopi Formation, Capitol Reef National Park, Utah …   Wikipedia

• Ripple marks — Ripple Rip ple, n. 1. The fretting or dimpling of the surface, as of running water; little curling waves. [1913 Webster] 2. A little wave or undulation; a sound such as is made by little waves; as, a ripple of laughter. [1913 Webster] {Ripple… …   The Collaborative International Dictionary of English

• Ripple — Rip ple, n. 1. The fretting or dimpling of the surface, as of running water; little curling waves. [1913 Webster] 2. A little wave or undulation; a sound such as is made by little waves; as, a ripple of laughter. [1913 Webster] {Ripple grass}.… …   The Collaborative International Dictionary of English

• Ripple grass — Ripple Rip ple, n. 1. The fretting or dimpling of the surface, as of running water; little curling waves. [1913 Webster] 2. A little wave or undulation; a sound such as is made by little waves; as, a ripple of laughter. [1913 Webster] {Ripple… …   The Collaborative International Dictionary of English

• Гигантская рябь течения — …   Википедия

• 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

• Turbidite — geological formations have their origins in turbidity current deposits, which are deposits from a form of underwater avalanche that are responsible for distributing vast amounts of clastic sediment into the deep ocean. The ideal turbidite… …   Wikipedia

• sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …   Universalium

• 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

• Undichna britannica — Taxobox color = #e0d0b0 name = Undichna britannica image width = 240px image caption = fossil range = Silurian ndash; ? regnum = Animalia phylum = Chordata subphylum = Vertebrata infraphylum = Gnathostomata genus = Undichna (Ichnogenus) species …   Wikipedia

• Geology of the Capitol Reef area — [ Waterpocket Fold is the major geographic feature in the area of the park. This view is from above Capitol Reef Scenic Drive looking back at the west face of the broken and eroded fold.] The exposed geology of the Capitol Reef area presents a… …   Wikipedia