Graywacke definition
Websubgraywacke, 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 … Webgraywacke. [ grā ′wăk′, -wăk′ə ] Any of various dark gray, coarse-grained sandstones that contain abundant feldspar and rock fragments and often have a clay-rich matrix. …
Graywacke definition
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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 in American English (ˈgreɪˌwæk ) noun 1. a nonporous, dark-colored sandstone containing angular particles of other rocks 2. a fine-grained conglomerate resembling …
Webnoun ˈwakə plural -s : graywacke Word History Etymology German, from Middle High German, large stone, from Old High German waggo Love words? You must — there are … Webgray (adj.) "von einer Farbe zwischen Weiß und Schwarz; wenig oder keine Farbe oder Leuchtkraft aufweisend", Altenglisch græg "grau" (merkisches grei), von urgermanischem *grewa-"grau" (auch Quelle von Altnordisch grar, Altfriesisch gre, Mittelniederländisch gra, Niederländisch graw, Althochdeutsch grao, Deutsch grau), ohne sichere Verbindungen …
Webgreywacke in British English. greywacke. or US graywacke (ˈɡreɪˌwækə ) noun. any dark sandstone or grit having a matrix of clay minerals. Collins English Dictionary. WebJan 16, 2024 · Noun [ edit] ( geology) A hard dark sandstone with poorly sorted angular grains of quartz, feldspar, and small rock fragments in a compact, clay-fine matrix …
WebEs bildet ganz oder teilweise: immer; weg; Konvektion; übermitteln; konvex; Konvoi; abweichen; trügerisch; Gesandter; Evektion; Ohrwurm; foy; Graywacke; undurchlässig; invectiv; inveigh; Rechnung; Norwegen; vermeiden; offensichtlich; Ochlokratie; Ogee; durchlässig; vorherig; Provektion; Quadrivium; Thalweg; Trivia; trivial; Trivium; Vektor; …
WebThe term graywacke is seldom used today, but was originally used to describe a lithic-rich sandstone with between 10 and 50% mica, clay, or chlorite matrix. Rocks with … property tax rates by county in georgiaWebApr 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 also of Old Norse grar, Old Frisian gre, Middle Dutch gra, Dutch graw, Old High German grao, German grau ), with no certain connections outside Germanic. property tax rate phoenixWebGreywacke or Graywacke 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 texturally immature sedimentary rock generally found in Palaeozoic strata. property tax rate parker coWebGraywacke is a variety of impure sandstones and is generally characterized by its hardness, dark color, and poorly sorted angular grains of quartz, feldspar, and … property tax rate palm springs caWebgray·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. lafayette in police reportWebGraywacke 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 … lafayette in ivy techWebnoun gray· wacke ˈgrā-ˌwak -ˌwa-kə : a coarse usually dark gray sandstone or fine-grained conglomerate composed of firmly cemented fragments (as of quartz or feldspar) Word … property tax rate ormond beach fl