Definition of sandstone

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Sandstone (n.) A rock made of sand more or less firmly united. Common or siliceous sandstone consists mainly of quartz sand.

Lern More About Sandstone

Poecilitic :: Poecilitic (a.) Specifically: Of or pertaining to, or characterizing, Triassic and Permian sandstones of red and other colors..
Foralite :: Foralite (n.) A tubelike marking, occuring in sandstone and other strata..
Toph :: Toph (n.) kind of sandstone.
Grain :: Grain (n.) The composite particles of any substance; that arrangement of the particles of any body which determines its comparative roughness or hardness; texture; as, marble, sugar, sandstone, etc., of fine grain..
Scolithus :: Scolithus (n.) A tubular structure found in Potsdam sandstone, and believed to be the fossil burrow of a marine worm..
Flag :: Flag (n.) Any hard, evenly stratified sandstone, which splits into layers suitable for flagstones..
Clastic :: Clastic (a.) Fragmental; made up of brok/ fragments; as, sandstone is a clastic rock..
Scrubstone :: Scrubstone (n.) A species of calciferous sandstone.
Flysch :: Flysch (n.) A name given to the series of sandstones and schists overlying the true nummulitic formation in the Alps, and included in the Eocene Tertiary..
Brontozoum :: Brontozoum (n.) An extinct animal of large size, known from its three-toed footprints in Mesozoic sandstone..
Greensand :: Greensand (n.) A variety of sandstone, usually imperfectly consolidated, consisting largely of glauconite, a silicate of iron and potash of a green color, mixed with sand and a trace of phosphate of lime..
Molasse :: Molasse (n.) A soft Tertiary sandstone; -- applied to a rock occurring in Switzerland. See Chart of Geology.
Psammite :: Psammite (n.) A species of micaceous sandstone.
Asterolepis :: Asterolepis (n.) A genus of fishes, some of which were eighteen or twenty feet long, found in a fossil state in the Old Red Sandstone..
Ludlow Group :: Ludlow group () A subdivision of the British Upper Silurian lying below the Old Red Sandstone; -- so named from the Ludlow, in Western England. See the Chart of Geology..
Dinosauria :: Dinosauria (n. pl.) An order of extinct mesozoic reptiles, mostly of large size (whence the name). Notwithstanding their size, they present birdlike characters in the skeleton, esp. in the pelvis and hind limbs. Some walked on their three-toed hind feet, thus producing the large bird tracks, so-called, of mesozoic sandstones; others were five-toed and quadrupedal. See Illust. of Compsognathus, also Illustration of Dinosaur in Appendix..
Sarsen :: Sarsen (n.) One of the large sandstone blocks scattered over the English chalk downs; -- called also sarsen stone, and Druid stone..
Brownstone :: Brownstone (n.) A dark variety of sandstone, much used for building purposes..
Cephalaspis :: Cephalaspis (n.) A genus of fossil ganoid fishes found in the old red sandstone or Devonian formation. The head is large, and protected by a broad shield-shaped helmet prolonged behind into two lateral points..
Ichnite :: Ichnite (n.) A fossil footprint; as, the ichnites in the Triassic sandstone..
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