schist

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schist

 (shĭst)
n.
Any of various medium-grained to coarse-grained metamorphic rocks composed of laminated, often flaky parallel layers of chiefly micaceous minerals.

[French schiste, from Latin (lapis) schistos, fissile (stone), a kind of iron ore, from Greek skhistos, split, divisible, from skhizein, to split; see skei- in Indo-European roots.]

schis′tose′ (shĭs′tōs′), schis′tous (-təs) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

schist

or

shist

n
(Geological Science) any metamorphic rock that can be split into thin layers because its micaceous minerals have become aligned in thin parallel bands
[C18: from French schiste, from Latin lapis schistos stone that may be split, from Greek skhizein to split]
ˈschistose adj
schistosity n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

schist

(ʃɪst)

n.
any of a class of crystalline metamorphic rocks whose constituent mineral grains have a more or less parallel or foliated arrangement.
[1775–85; < New Latin schistus, Latin (lapis) schistos < Greek schistós divided, curdled, divisible, derivative of schízein to split, with -tos adj. suffix]
schis′tose, schis′tous, adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

schist

(shĭst)
A metamorphic rock characterized by a very fine alignment of its minerals, which allows it to be easily split into flakes or slabs. Because schist often contains abundant mica, it usually has a shiny, gray appearance. See Table at rock.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

schist

A metamorphic rock rich in flattened, aligned minerals. It comes from slate and basalt.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.schist - any metamorphic rock that can be split into thin layersschist - any metamorphic rock that can be split into thin layers
metamorphic rock - rock altered by pressure and heat
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

schist

[ʃɪst] Nesquisto m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

schist

nSchiefer m
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in periodicals archive ?
On a decouvert que les gisements d'emeraude et autres beryls verts sont localises dans la zone de contact separant une zone de schistes a phlogopite et de veines intrusives de quartz, d'une zone de pegmatites.
Many of the poems here are about war or its aftermath, the remnants of war that still exist: "Grandes batailles du passe, on exhume aujourd'hui vos travaux" ("Schistes").
Ce texte, qui vient amender celui de 2001, ne concerne pas les activites de recherche et d'exploitation des eaux des gisements hydrocarbures liquides ou gazeux et de schistes combustibles, petroliferes et gaziers.