Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A metamorphic rock, intermediate between shale and slate, that does not possess true slaty cleavage.
from The Century Dictionary.
- noun Argillaceous schist or slate; clay slate (which see, under
clay ).
from the GNU version of the Collaborative International Dictionary of English.
- noun (Min.) Argillaceous schist or slate; clay slate. Its colors is bluish or blackish gray, sometimes greenish gray, brownish red, etc.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun geology A fine-grained
sedimentary rock , intermediate betweenshale andslate , sometimes used as a building material
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a sedimentary rock differing from shale in being bound by silica and from slate in having no slate cleavages
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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Indeed, the art of the argillite is a story of resistance.
Archive 2009-03-01 Elizabeth McClung 2009
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Indeed, the art of the argillite is a story of resistance.
Royal British Columbia Museum: Old Town, Cruise, Long House & slutty wharf women Elizabeth McClung 2009
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For years there have been "argillite" replicas of the Haida carvings - made who knows where?
CTV News RSS Feed 2010
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Soils from argillite are clayey, poorly drained, and have hardpans in lower horizons.
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On poorly drained, clayey soils with hardpans that were derived from argillite, native vegetation is a mosaic of red maple, swamp hardwoods, and mixed oaks, including pin oak.
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Portions are underlain by argillite and quartzite; they have substantially different water quality and fish assemblages than other areas underlain by limestone and dolomite.
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Ecoregion 84d is lithologically distinct from the reddish shale, sandstone, argillite, and siltstone of the neighboring Triassic Lowlands (64a).
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In New Jersey, Triassic brownish red, shale, sandstone, and argillite are extensive; these sedimentary rocks are much less resistant to erosion than the metamorphic crystalline rocks that form the core of the adjacent Northeastern Highlands (58).
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The rocks of the North Island's rugged axial ranges are older, brittle, sedimentary rocks (greywacke and argillite) that broke up into a series of blocks (or ranges) along major fault lines as they were uplifted.
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The soils of Ecoregion 64a were derived from Triassic sandstone, shale, siltstone, and argillite of the Brunswick, Stockton, Lockatong, Gettysburg, and New Oxford formations; lithology is distinct from the metamorphic rocks of the surrounding portions of the Piedmont.
Ecoregions of Delaware, Maryland, Pennsylvania, Virginia, and West Virginia (EPA) 2008
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