- graywacke
- noun Etymology: partial translation of German Grauwacke Date: 1811 a coarse usually dark gray sandstone or fine-grained conglomerate composed of firmly cemented fragments (as of quartz or feldspar)
New Collegiate Dictionary. 2001.
graywacke
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Graywacke — Gray wacke , n. [G. grauwacke; grau gray + wacke wacke. See {Gray}, and {Wacke}, and cf. {Grauwacke}.] (Geol.) A conglomerate or grit rock, consisting of rounded pebbles and sand firmly united together. [1913 Webster] Note: This term, derived… … The Collaborative International Dictionary of English
graywacke — [grā′wak΄] n. [partial transl. of Ger grauwacke: see GRAY1 &] 1. a nonporous, dark colored sandstone containing angular particles of other rocks 2. a fine grained conglomerate resembling sandstone … English World dictionary
graywacke — /gray wak , wak euh/, n. Geol. a dark gray coarse grained wacke. Also, greywacke. [1805 15; partly trans., partly adapted from G Grauwache; see WACKE] * * * or dirty sandstone Sedimentary rock composed of sand sized grains in a fine grained clay… … Universalium
graywacke — n. (Geology) coarse grained wacke of dark gray color … English contemporary dictionary
graywacke — noun US spelling of greywacke … English new terms dictionary
graywacke — gray·wacke … English syllables
graywacke — US var. of GREYWACKE … Useful english dictionary
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flysch — /flish/, n. Geol. an association of certain types of marine sedimentary rocks characteristic of deposition in a foredeep. [1845 55; < G < Swiss G flisch referring to such deposits in the Swiss Alps; perh. akin to Swabian dial. flins slate (akin… … Universalium
