argillaceous shale
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Argillaceous minerals — appear silvery upon optical reflection and are minerals containing substantial amounts of clay like components ( el. ἄργιλλος = clay). Argillaceous components are fine grained (less than 2 µm) aluminosilicates, and more particularly clay minerals … Wikipedia
shale — shalelike, shaley, adj. /shayl/, n. a rock of fissile or laminated structure formed by the consolidation of clay or argillaceous material. [1740 50; orig. uncert.; cf. obs. shale to split (said of stone), to shell, deriv. of shale shell, husk, OE … Universalium
shale — [[t]ʃeɪl[/t]] n. gel pet a rock of fissile or laminated structure formed by the consolidation of clay or argillaceous material • Etymology: 1740–50 shale′like , shal′ey, adj … From formal English to slang
shale — /ʃeɪl / (say shayl) noun a rock of fissile or laminated structure formed by the consolidation of clay or argillaceous material. {special use of obsolete shale scale (of a fish, etc.), Old English scealu shell, husk. See scale1} …
shale — A mineral. Anno: 17 ALR 167, s. 86 ALR 990. Rock formed by the consolidation of clay, mud, or silt, having a finely stratified or laminated structure. It presents almost endless varieties of texture and composition, passing, on the one hand, into … Ballentine's law dictionary
Bituminous shale — is an argillaceous shale impregnated with bitumen, often accompanying coal. See also *Oil shale *Coal oil *Mineral wax *Bituminous rocks … Wikipedia
Bituminous shale — Bituminous Bi*tu mi*nous, a. [L. bituminosus: cf. F. bitumineux.] Having the qualities of bitumen; compounded with bitumen; containing bitumen. [1913 Webster] Near that bituminous lake where Sodom flamed. Milton. [1913 Webster] {Bituminous coal} … The Collaborative International Dictionary of English
oil shale — Geol. a black or dark brown shale or siltstone rich in bitumens, from which shale oil is obtained by destructive distillation. [1870 75] * * * Any fine grained sedimentary rock that contains solid organic matter (kerogen) and yields significant… … Universalium
Cozy Dell Shale — Stratigraphic range: Eocene Weathered outcrop of the Cozy Dell Shale, with talus slope, in the Santa Ynez Mountains, California. Type sedimentary … Wikipedia
Hot Springs National Park — Infobox protected area | name = Hot Springs National Park iucn category = II caption = locator x = 160 locator y = 120 location = Garland County, Arkansas, USA nearest city = Hot Springs lat degrees = 34 | lat minutes = 30 | lat seconds = 49 |… … Wikipedia
Bituminous — Bi*tu mi*nous, a. [L. bituminosus: cf. F. bitumineux.] Having the qualities of bitumen; compounded with bitumen; containing bitumen. [1913 Webster] Near that bituminous lake where Sodom flamed. Milton. [1913 Webster] {Bituminous coal}, a kind of… … The Collaborative International Dictionary of English