Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of sandstone is as below...

Firestone :: Firestone (n.) A stone which will bear the heat of a furnace without injury; -- especially applied to the sandstone at the top of the upper greensand in the south of England, used for lining kilns and furnaces..

Silex :: Silex (n.) Silica, SiO2 as found in nature, constituting quarz, and most sands and sandstones. See Silica, and Silicic..

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..

Molasse :: Molasse (n.) A soft Tertiary sandstone; -- applied to a rock occurring in Switzerland. See Chart of Geology.

Medina Epoch :: Medina epoch () A subdivision of the Niagara period in the American upper Silurian, characterized by the formations known as the Oneida conglomerate, and the Medina sandstone. See the Chart of Geology..

Sarsen :: Sarsen (n.) One of the large sandstone blocks scattered over the English chalk downs; -- called also sarsen stone, and Druid stone..

Toph :: Toph (n.) kind of sandstone.

Laterite :: Laterite (n.) An argillaceous sandstone, of a red color, and much seamed; -- found in India..

Quartzite :: Quartzite (n.) Massive quartz occurring as a rock; a metamorphosed sandstone; -- called also quartz rock.

Foralite :: Foralite (n.) A tubelike marking, occuring in sandstone and other strata..

Psarolite :: Psarolite (n.) A silicified stem of tree fern, found in abundance in the Triassic 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..

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

Clastic :: Clastic (a.) Fragmental; made up of brok/ fragments; as, sandstone is a clastic rock..

Poecilitic :: Poecilitic (a.) Specifically: Of or pertaining to, or characterizing, Triassic and Permian sandstones of red and other colors..

Ichnite :: Ichnite (n.) A fossil footprint; as, the ichnites in the Triassic 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..

Scrubstone :: Scrubstone (n.) A species of calciferous 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..

Graduate :: Graduate (v. i.) To pass by degrees; to change gradually; to shade off; as, sandstone which graduates into gneiss; carnelian sometimes graduates into quartz..

Random Fonts

Most Popular