Graywacke definition
Webgray·wacke (grā′wăk′, -wăk′ə) n. Any of various dark gray sandstones that contain shale. [Partial translation of German Grauwacke : grau, gray + Wacke, rock (from Middle High German, from Old High German waggo, boulder; see wegh- in Indo-European roots ).] American Heritage® Dictionary of the English Language, Fifth Edition. Webwag (n.1) "Person, der gerne Witze macht", 1550er Jahre, möglicherweise eine Verkürzung von waghalter "Galgenvogel", Person, die dazu bestimmt ist, in einer Schlinge oder einem Halfter zu schwingen, humorvoll auf schelmische Kinder angewendet, von wag (v.) + halter.Oder möglicherweise direkt von wag (v.); vergleichen Sie wagger "jemand, der …
Graywacke definition
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WebThe sculptor used graywacke, a hard gray stone that the Egyptians prized. Archaeologist George Reisner discovered the statue in 1910 in the valley temple of this king’s pyramid at Giza. Conventions. This sculpture clearly illustrates the main conventions of … WebWacke: (A.K.A. "graywacke.") 15% - 75% matrix. I.e. significant matrix by volume. Any more matrix and the rock is regarded as a mudrock. We use the classification system of Dott, 1964 that can nicely be summarized by a ternary diagram showing relative volume of quartz, feldspar, and rock fragments, with an extra dimension for matrix volume.
WebGraywacke noun. a conglomerate or grit rock, consisting of rounded pebbles sand firmly united together. Etymology: [G. grauwacke; grau gray + wacke wacke. See Gray, … WebGraywacke rock is a type of sedimentary rock, which is also known as immature sandstone, which is indurated, dark grey and consisting of poorly sorted angular to sub-angular, sand-sized grains. Jaspillite Diamictite Wackestone Compare Sedimentary Rocks Properties Gritstone vs Claystone Definition Uses Properties
WebGraywacke A sandstone (detrital sedimentary rock) Dark-colored (green-gray) rock which contains abundant rock fragments and matrix (along with quartz and feldspar) More than 15% of its volume is matrix WebGraywacke sandstone is a sedimentary rock that is made up mostly of sand-size grains that were rapidly deposited very near the source rock from which they were weathered. Graywacke is deposited in deep …
WebApr 18, 2015 · "of a color between white and black; having little or no color or luminosity," Old English græg "gray" (Mercian grei ), from Proto-Germanic *grewa- "gray" (source …
WebOct 26, 2024 · Clastic sedimentary rocks are formed by an accumulation of weathered fragments of other rocks that have hardened with a matrix material. Take a look at the picture below. This picture of a ... healthy events near meGreywacke or graywacke (German grauwacke, signifying a grey, earthy rock) is a variety of sandstone generally characterized by its hardness, dark color, and poorly sorted angular grains of quartz, feldspar, and small rock fragments or lithic fragments set in a compact, clay-fine matrix. It is a … See more Greywacke, a common rock in Britain, was an object of study in Britain where the Geological Society was founded in 1807 and excited much public interest in geology. Greywacke was interesting because it was … See more • Greywacke zone • Torlesse Greywacke See more Aside from uses as a building material, greywacke stone (or molds taken from it) is valuable to practitioners of traditional motion picture See more • National Park Service site Presidio • Franciscan Greywacke/Shales See more healthy evening snacks for kidsWebGreywacke definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now! healthy ever after griffin gaWebsubgraywacke, dark-coloured sedimentary rock that contains from 65 to 95 percent free quartz, in grains 0.06 to 2 mm in diameter, held together by a matrix with a low mud content and often a high carbonate content. Some geologists favour a definition of graywacke (q.v.) that permits no more than 75 percent free quartz in the rock, and they thus would … motor trend reviews 2021WebThe Whakatāne Graben (also Whakatane Graben) is a predominantly normal faulting tectonic feature of the northeastern most aspect of the young, modern Taupō Rift in New Zealand. At the coast it is widening by about 7 mm (0.28 in)/year. This very geologically active graben was the site of the 1987 Edgecumbe earthquake, which caused up to 2 m … motor trend reviews 2021 bmw 330Webnoun sub· graywacke ¦səb+ : a graywacke characterized by introduced mineral cement and deposition from normal subaqueous currents Word History Etymology sub- + graywacke … motor trend review of kia k5Web(n) graywacke In geology, a compact aggregate of rounded or subangular grains of various silicious rocks, held together by a paste which is usually silicious. Graywacke is a … motor trend rivian article