An indurated silt having the texture and composition of shale but lacking its fine lamination or fissility; a massive mudstone in which silt predominates over clay.

Glossary of landform and geologic terms. 2013.

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  • Siltstone — Le siltstone est une roche sédimentaire qui a une granulométrie (entre 1/256 et 1/16) comprise entre celle le grès, la plus grossière et la plus fine du mudstone et du schiste Utilisé comme pierre de dallage et de pavé, pierre de construction… …   Wikipédia en Français

  • Siltstone — is a sedimentary rock which has a composition intermediate in grain size between the coarser sandstones and the finer mudstones and shales. Description As its name implies, it is primarily composed (greater than 2/3) of silt sized particles,… …   Wikipedia

  • siltstone — noun Date: circa 1920 a rock composed chiefly of silt hardened by heat, pressure, or cementation …   New Collegiate Dictionary

  • siltstone — /silt stohn /, n. Petrog. a very fine grained sandstone, mainly consolidated silt. [1925 30; SILT + STONE] * * * Hardened sedimentary rock that is composed primarily of angular silt sized particles (see silt) and that is not laminated or easily… …   Universalium

  • siltstone — noun A sedimentary rock whose composition is intermediate in grain size between the coarser sandstone and the finer mudstone …   Wiktionary

  • siltstone —    A type of schist which is dark gray and brown …   Glossary of Art Terms

  • siltstone — noun fine grained sedimentary rock consisting of consolidated silt …   English new terms dictionary

  • siltstone — silt•stone [[t]ˈsɪltˌstoʊn[/t]] n. pet a very fine grained sandstone, composed chiefly of consolidated silt • Etymology: 1925–30 …   From formal English to slang

  • siltstone — /ˈsɪltstoʊn/ (say siltstohn) noun a consolidated silt; a fine sandstone …   Australian English dictionary

  • siltstone — n. rock of consolidated silt …   Useful english dictionary