TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
ROCK CLEAVAGE [14 records]
Record 1 - internal organization data 2021-07-14
Record 1, English
Record 1, Subject field(s)
- Petrography
Record 1, Main entry term, English
- fabric
1, record 1, English, fabric
correct, noun
Record 1, Abbreviations, English
Record 1, Synonyms, English
- rock fabric 2, record 1, English, rock%20fabric
correct
- petrofabric 3, record 1, English, petrofabric
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
... the total of all the features of texture and structure [of a rock], ranging from the orientation of individual grains to a regional joint or cleavage system. 4, record 1, English, - fabric
Record number: 1, Textual support number: 1 OBS
fabric: term used at Natural Resources Canada - Earth Sciences Sector. 5, record 1, English, - fabric
Record number: 1, Textual support number: 1 PHR
Structural, planar, tectonic fabric. 6, record 1, English, - fabric
Record 1, French
Record 1, Domaine(s)
- Pétrographie
Record 1, Main entry term, French
- fabrique
1, record 1, French, fabrique
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- fabrique des roches 2, record 1, French, fabrique%20des%20roches
correct, feminine noun
- pétrofabrique 3, record 1, French, p%C3%A9trofabrique
correct, feminine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Ensemble des configurations géométriques et spatiales de tous les constituants d'une roche (schistosité, linéation, texture, structure, etc.). 4, record 1, French, - fabrique
Record number: 1, Textual support number: 1 OBS
fabrique : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 5, record 1, French, - fabrique
Record number: 1, Textual support number: 1 PHR
Fabrique planaire. 6, record 1, French, - fabrique
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2013-07-30
Record 2, English
Record 2, Subject field(s)
- Tectonics
Record 2, Main entry term, English
- microlithon
1, record 2, English, microlithon
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
The region between spaced cleavage planes, in which the cleavage is not present ... 2, record 2, English, - microlithon
Record number: 2, Textual support number: 1 OBS
Often microlithons preserve either previous fabrics, or the original mineralogy and fabric of a rock. Microlithons are particularly well defined in rocks with spaced crenulation cleavage and represent either the short limb or the hinge regions of the crenulations. 3, record 2, English, - microlithon
Record number: 2, Textual support number: 2 OBS
microlithon: term used at Natural Resources Canada - Earth Sciences Sector. 4, record 2, English, - microlithon
Record 2, French
Record 2, Domaine(s)
- Tectonique
Record 2, Main entry term, French
- microlithon
1, record 2, French, microlithon
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Partie de roche située entre deux plans de schistosité parallèles, mais non affectée par cette schistosité. 2, record 2, French, - microlithon
Record number: 2, Textual support number: 1 OBS
microlithon : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 3, record 2, French, - microlithon
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 2012-10-19
Record 3, English
Record 3, Subject field(s)
- Petrography
Record 3, Main entry term, English
- protoclase
1, record 3, English, protoclase
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
A rock having cleavage originally developed during underwater sedimentation or cooling from magma. 1, record 3, English, - protoclase
Record 3, French
Record 3, Domaine(s)
- Pétrographie
Record 3, Main entry term, French
- protoclase
1, record 3, French, protoclase
correct, feminine noun
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Roche possédant un clivage qui a pris naissance au cours de la sédimentation ou au cours de l'écoulement du magma. 2, record 3, French, - protoclase
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 2011-02-03
Record 4, English
Record 4, Subject field(s)
- Petrography
Record 4, Main entry term, English
- flow cleavage
1, record 4, English, flow%20cleavage
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
- flow schistosity 2, record 4, English, flow%20schistosity
correct
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
[A] cleavage that depends on the parallel arrangement of the mineral constituents of the rock and which developed during rock flowage. 3, record 4, English, - flow%20cleavage
Record number: 4, Textual support number: 1 CONT
Flow cleavage, a further development of slaty cleavage, in which further recrystallisation has taken place and reduced the traces of bedding to more vestiges. 4, record 4, English, - flow%20cleavage
Record number: 4, Textual support number: 1 OBS
flow cleavage: term used at Natural Resources Canada - Earth Sciences Sector. 5, record 4, English, - flow%20cleavage
Record 4, French
Record 4, Domaine(s)
- Pétrographie
Record 4, Main entry term, French
- schistosité de flux
1, record 4, French, schistosit%C3%A9%20de%20flux
correct, feminine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
- clivage de flux 2, record 4, French, clivage%20de%20flux
correct, masculine noun
Record 4, Textual support, French
Record number: 4, Textual support number: 1 CONT
La schistosité de flux, qui se reconnaît à ce que les plans de division peuvent apparaître en tout point ou presque, tiendrait à une déformation de la masse de la roche [...] 3, record 4, French, - schistosit%C3%A9%20de%20flux
Record number: 4, Textual support number: 1 OBS
schistosité de flux : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 4, record 4, French, - schistosit%C3%A9%20de%20flux
Record 4, Spanish
Record 4, Textual support, Spanish
Record 5 - internal organization data 2011-01-30
Record 5, English
Record 5, Subject field(s)
- Geology
Record 5, Main entry term, English
- planar feature
1, record 5, English, planar%20feature
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
- planar structure 2, record 5, English, planar%20structure
correct
Record 5, Textual support, English
Record number: 5, Textual support number: 1 CONT
dip: The angle at which a planar feature, such as bedding or schistosity, is inclined from the horizontal. 3, record 5, English, - planar%20feature
Record number: 5, Textual support number: 2 CONT
folding : The curving or bending of a planar structure such as rock strata, foliation, or cleavage by deformation. 4, record 5, English, - planar%20feature
Record number: 5, Textual support number: 1 OBS
planar feature; planar structure: terms used at Natural Resources Canada - Earth Sciences Sector. 5, record 5, English, - planar%20feature
Record 5, French
Record 5, Domaine(s)
- Géologie
Record 5, Main entry term, French
- structure planaire
1, record 5, French, structure%20planaire
correct, feminine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 CONT
Les veines de leucosome se présentent sous forme de structure planaire parallèle à la schistosité et peuvent tout aussi bien être continues sur plusieurs décamètres [...] 2, record 5, French, - structure%20planaire
Record number: 5, Textual support number: 1 OBS
structure planaire : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 3, record 5, French, - structure%20planaire
Record 5, Spanish
Record 5, Textual support, Spanish
Record 6 - internal organization data 2011-01-26
Record 6, English
Record 6, Subject field(s)
- Tectonics
Record 6, Main entry term, English
- penetrative deformation
1, record 6, English, penetrative%20deformation
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 CONT
Subsequent geochronological work utilizing a combined microstructural-geochronological technique to directly date deformational fabrics ... demonstrated that the shear zone is Alleghanian (Permian) in age, and that all Avalonian rocks in contact with more westerly "North American" rocks have been affected by a deep-seated, completely penetrative deformation and recrystallization that is also of late Paleozoic age ... 2, record 6, English, - penetrative%20deformation
Record number: 6, Textual support number: 1 OBS
As opposed to "nonpenetrative deformation." 3, record 6, English, - penetrative%20deformation
Record number: 6, Textual support number: 2 OBS
penetrative : Referring to a texture of deformation that is uniformly distributed in a rock, without notable discontinuities; for example, slaty cleavage. 4, record 6, English, - penetrative%20deformation
Record number: 6, Textual support number: 3 OBS
penetrative deformation: term used at Natural Resources Canada - Earth Sciences Sector. 3, record 6, English, - penetrative%20deformation
Record 6, French
Record 6, Domaine(s)
- Tectonique
Record 6, Main entry term, French
- déformation pénétrative
1, record 6, French, d%C3%A9formation%20p%C3%A9n%C3%A9trative
correct, feminine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
- déformation en profondeur 2, record 6, French, d%C3%A9formation%20en%20profondeur
correct, feminine noun
Record 6, Textual support, French
Record number: 6, Textual support number: 1 CONT
Le métamorphisme régional dans les anciennes ceintures de roches vertes a causé la déformation en profondeur d'un grand nombre des amas minéralisés et la création d'au moins une génération de fabriques tectoniques qui se superposent aux textures primaires de la minéralisation. 2, record 6, French, - d%C3%A9formation%20p%C3%A9n%C3%A9trative
Record number: 6, Textual support number: 1 OBS
Déformation observée à l'échelle d'un affleurement ou d'un massif. 3, record 6, French, - d%C3%A9formation%20p%C3%A9n%C3%A9trative
Record number: 6, Textual support number: 2 OBS
déformation pénétrative : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 4, record 6, French, - d%C3%A9formation%20p%C3%A9n%C3%A9trative
Record 6, Spanish
Record 6, Textual support, Spanish
Record 7 - internal organization data 2011-01-26
Record 7, English
Record 7, Subject field(s)
- Tectonics
- Petrography
Record 7, Main entry term, English
- slaty cleavage
1, record 7, English, slaty%20cleavage
correct
Record 7, Abbreviations, English
Record 7, Synonyms, English
- slatiness 2, record 7, English, slatiness
Record 7, Textual support, English
Record number: 7, Textual support number: 1 DEF
A foliation defined by elongated domains of quartz or feldspar aggregates separated by anastomosing, mica-rich laminae. 3, record 7, English, - slaty%20cleavage
Record number: 7, Textual support number: 1 CONT
Slaty cleavage ... develops in fine-grained rocks as a result of intense deformation, producing a partial recrystallisation of platy minerals parallel to the axial planes of the folds, i.e. perpendicular to the compressive forces. In general, this recrystallisation does not destroy all traces of bedding. 4, record 7, English, - slaty%20cleavage
Record number: 7, Textual support number: 1 OBS
Slaty cleavage is the characteristic foliation in fine-grained sedimentary and volcanic rock deformed under archizone and lower greenschist metamorphic conditions. 3, record 7, English, - slaty%20cleavage
Record number: 7, Textual support number: 2 OBS
slaty cleavage: term used at Natural Resources Canada - Earth Sciences Sector. 5, record 7, English, - slaty%20cleavage
Record 7, French
Record 7, Domaine(s)
- Tectonique
- Pétrographie
Record 7, Main entry term, French
- clivage ardoisier
1, record 7, French, clivage%20ardoisier
correct, masculine noun
Record 7, Abbreviations, French
Record 7, Synonyms, French
- schistosité ardoisière 2, record 7, French, schistosit%C3%A9%20ardoisi%C3%A8re
correct, feminine noun
- débitage en ardoises 3, record 7, French, d%C3%A9bitage%20en%20ardoises
masculine noun
- débitage des ardoises 4, record 7, French, d%C3%A9bitage%20des%20ardoises
masculine noun
Record 7, Textual support, French
Record number: 7, Textual support number: 1 CONT
Formation de schistosité ardoisière dans les terrains sédimentaires, à l'occasion d'un cisaillement [...] par rapport au socle [...] 5, record 7, French, - clivage%20ardoisier
Record number: 7, Textual support number: 2 CONT
Les phyllades (très durs et à schistosité marquée (clivage ardoisier)), ont été exploités comme ardoises pendant des siècles. 6, record 7, French, - clivage%20ardoisier
Record number: 7, Textual support number: 1 OBS
clivage ardoisier : caractéristique d'un faible degré de métamorphisme dans les roches métasédimentaires. La contrainte est due au poids des roches au-dessus et la roche se casse en feuilles parallèles le long du clivage ardoisier. 7, record 7, French, - clivage%20ardoisier
Record number: 7, Textual support number: 2 OBS
clivage ardoisier; schistosité ardoisière : termes en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 8, record 7, French, - clivage%20ardoisier
Record 7, Spanish
Record 7, Textual support, Spanish
Record 8 - internal organization data 2009-03-04
Record 8, English
Record 8, Subject field(s)
- Tectonics
Record 8, Main entry term, English
- elongation
1, record 8, English, elongation
correct
Record 8, Abbreviations, English
Record 8, Synonyms, English
- stretching 2, record 8, English, stretching
correct
Record 8, Textual support, English
Record number: 8, Textual support number: 1 CONT
A common example of elongation lineation is provided by elongated conglomerate pebbles.... Tectonically oriented conglomerate pebbles are elongated within cleavage planes, and the elongation may be many times that of naturally oblong pebbles. Common tectonic elongations are 1 : 2 and 1 : 3; elongations of 1 : 10 and more are known. Evidently, the direction of elongation of pebbles is a direction of elongation or flow of the whole rock. Such elongation may be parallel to axes of minor folds... 1, record 8, English, - elongation
Record number: 8, Textual support number: 2 CONT
Textures attributable to tectonism include lineation or foliation of chromite and olivine, stretching, boudinage and "pull apart" of chromite grains, brecciation, and mylonitization. 3, record 8, English, - elongation
Record number: 8, Textual support number: 1 OBS
stretching: term used at Natural Resources Canada - Earth Sciences Sector. 4, record 8, English, - elongation
Record 8, French
Record 8, Domaine(s)
- Tectonique
Record 8, Main entry term, French
- étirement
1, record 8, French, %C3%A9tirement
correct, masculine noun
Record 8, Abbreviations, French
Record 8, Synonyms, French
Record 8, Textual support, French
Record number: 8, Textual support number: 1 DEF
Allongement de couches ou d'objets antétectoniques sous l'effet de contraintes d'origine tectonique. 2, record 8, French, - %C3%A9tirement
Record number: 8, Textual support number: 1 CONT
Les étirements marquent la déformation de certains éléments sous l'effet de contraintes tectoniques et se manifestent par un allongement selon la direction de la contrainte minimum [...] 3, record 8, French, - %C3%A9tirement
Record number: 8, Textual support number: 2 CONT
Les structures qui sont imputables à des déformations tectoniques comprennent les linéations ou foliations définies par les cristaux de chromite et d'olivine; l'étirement, le boudinage et la fragmentation par étirement de grains de chromite; la bréchification; et la mylonitisation. 4, record 8, French, - %C3%A9tirement
Record number: 8, Textual support number: 1 OBS
étirement : terme en usage à Ressources naturelles Canada - Secteur des Sciences de la Terre. 5, record 8, French, - %C3%A9tirement
Record 8, Spanish
Record 8, Textual support, Spanish
Record 9 - internal organization data 2009-01-21
Record 9, English
Record 9, Subject field(s)
- Tectonics
Record 9, Main entry term, English
- axial-plane cleavage
1, record 9, English, axial%2Dplane%20cleavage
correct, see observation
Record 9, Abbreviations, English
Record 9, Synonyms, English
- axial plane cleavage 2, record 9, English, axial%20plane%20cleavage
correct
- axial-plane schistosity 3, record 9, English, axial%2Dplane%20schistosity
correct
- axial planar cleavage 4, record 9, English, axial%20planar%20cleavage
correct
- axial planar schistosity 2, record 9, English, axial%20planar%20schistosity
correct
Record 9, Textual support, English
Record number: 9, Textual support number: 1 DEF
Cleavage which is closely related to the axial planes of folds in the rock, either being rigidly parallel to the axes, or diverging slightly on each flank(fan cleavage). 5, record 9, English, - axial%2Dplane%20cleavage
Record number: 9, Textual support number: 1 CONT
Folds range from open to isoclinal, and may be accompanied by a penetrative axial plane cleavage. 2, record 9, English, - axial%2Dplane%20cleavage
Record number: 9, Textual support number: 1 OBS
Most axial-plane cleavage is closely related to the minor folds seen in individual outcrops, but some is merely parallel to the regional fold axes. Most axial-plane cleavage is also slaty cleavage. 5, record 9, English, - axial%2Dplane%20cleavage
Record number: 9, Textual support number: 2 OBS
axial-plane cleavage: term used at Natural Resources Canada - Earth Sciences Sector. 6, record 9, English, - axial%2Dplane%20cleavage
Record 9, Key term(s)
- axial plane schistosity
- axial-planar schistosity
- axial-planar cleavage
Record 9, French
Record 9, Domaine(s)
- Tectonique
Record 9, Main entry term, French
- schistosité de plan axial
1, record 9, French, schistosit%C3%A9%20de%20plan%20axial
correct, see observation, feminine noun
Record 9, Abbreviations, French
Record 9, Synonyms, French
- clivage de plan axial 2, record 9, French, clivage%20de%20plan%20axial
correct, masculine noun
- schistosité dans le plan axial 3, record 9, French, schistosit%C3%A9%20dans%20le%20plan%20axial
see observation, feminine noun
- clivage dans le plan axial 3, record 9, French, clivage%20dans%20le%20plan%20axial
see observation, masculine noun
Record 9, Textual support, French
Record number: 9, Textual support number: 1 DEF
Schistosité la plus courante caractérisée par une coïncidence stricte avec le plan axial des plis. 4, record 9, French, - schistosit%C3%A9%20de%20plan%20axial
Record number: 9, Textual support number: 1 CONT
Les plis sont ouverts à fermés (isoclinaux) et un clivage de plan axial très bien développé (pénétratif) s'observe parfois. 2, record 9, French, - schistosit%C3%A9%20de%20plan%20axial
Record number: 9, Textual support number: 2 CONT
Des plis isoclinaux serrés déforment les unités du gisement de Boliden et une schistosité de plan axial bien développée donne aux lithologies l'aspect d'une zone de cisaillement [...] 2, record 9, French, - schistosit%C3%A9%20de%20plan%20axial
Record number: 9, Textual support number: 1 OBS
schistosité de plan axial; schistosité dans le plan axial; clivage dans le plan axial : termes en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 5, record 9, French, - schistosit%C3%A9%20de%20plan%20axial
Record 9, Spanish
Record 9, Textual support, Spanish
Record 10 - internal organization data 2008-10-20
Record 10, English
Record 10, Subject field(s)
- Tectonics
Record 10, Main entry term, English
- slip cleavage
1, record 10, English, slip%20cleavage
correct, see observation
Record 10, Abbreviations, English
Record 10, Synonyms, English
- crenulation cleavage 2, record 10, English, crenulation%20cleavage
correct, see observation
- shear cleavage 1, record 10, English, shear%20cleavage
correct, see observation
- strain-slip cleavage 1, record 10, English, strain%2Dslip%20cleavage
correct, see observation
- close-joints cleavage 3, record 10, English, close%2Djoints%20cleavage
correct
Record 10, Textual support, English
Record number: 10, Textual support number: 1 DEF
A type of cleavage that is superposed or slaty cleavage or schistosity, and is characterized by finite spacing of cleavage planes(spaced cleavage) between which occur thin, tabular bodies of rock displaying a crenulated cross-lamination. 3, record 10, English, - slip%20cleavage
Record number: 10, Textual support number: 1 OBS
slip cleavage; crenulation cleavage; shear cleavage; strain-slip cleavage: terms used at Natural Resources Canada - Earth Sciences Sector. 4, record 10, English, - slip%20cleavage
Record 10, French
Record 10, Domaine(s)
- Tectonique
Record 10, Main entry term, French
- schistosité de crénulation
1, record 10, French, schistosit%C3%A9%20de%20cr%C3%A9nulation
correct, see observation, feminine noun
Record 10, Abbreviations, French
Record 10, Synonyms, French
- clivage de crénulation 2, record 10, French, clivage%20de%20cr%C3%A9nulation
correct, see observation, masculine noun
- clivage de crénelure 3, record 10, French, clivage%20de%20cr%C3%A9nelure
see observation, masculine noun
- clivage de cisaillement 3, record 10, French, clivage%20de%20cisaillement
see observation, masculine noun
Record 10, Textual support, French
Record number: 10, Textual support number: 1 DEF
Schistosité caractérisée par le développement de microplis ou de microflexures entre les pans de schistosité. 4, record 10, French, - schistosit%C3%A9%20de%20cr%C3%A9nulation
Record number: 10, Textual support number: 1 CONT
On a tous les intermédiaires entre des plis-failles et des plis semblables de type knick qui provoque une crénulation des surfaces microplissées, d'où le terme de schistosité de crénulation qu'on peut lui appliquer. 5, record 10, French, - schistosit%C3%A9%20de%20cr%C3%A9nulation
Record number: 10, Textual support number: 1 OBS
schistosité de crénulation; clivage de crénelure; clivage de crénulation; clivage de cisaillement : termes en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 6, record 10, French, - schistosit%C3%A9%20de%20cr%C3%A9nulation
Record 10, Spanish
Record 10, Textual support, Spanish
Record 11 - internal organization data 2008-09-22
Record 11, English
Record 11, Subject field(s)
- Tectonics
- Petrography
Record 11, Main entry term, English
- scaly cleavage
1, record 11, English, scaly%20cleavage
correct, see observation
Record 11, Abbreviations, English
Record 11, Synonyms, English
Record 11, Textual support, English
Record number: 11, Textual support number: 1 CONT
Scaly cleavage is a semi-penetrative to penetrative fabric where the rock splits along subparallel and anastomosing surfaces. 2, record 11, English, - scaly%20cleavage
Record number: 11, Textual support number: 2 CONT
The foliation is defined by a pervasive anastomosing scaly cleavage. The cleavage is a result of late-stage dewatering, and foliation formation is coeval with final compaction of the melange. 3, record 11, English, - scaly%20cleavage
Record number: 11, Textual support number: 1 OBS
scaly cleavage: term used at Natural Resources Canada - Earth Sciences Sector. 4, record 11, English, - scaly%20cleavage
Record 11, French
Record 11, Domaine(s)
- Tectonique
- Pétrographie
Record 11, Main entry term, French
- clivage à texture écailleuse
1, record 11, French, clivage%20%C3%A0%20texture%20%C3%A9cailleuse
correct, masculine noun
Record 11, Abbreviations, French
Record 11, Synonyms, French
Record 11, Textual support, French
Record number: 11, Textual support number: 1 OBS
texture écailleuse : Caractérise des agrégats de cristaux aplatis pouvant se détacher en écailles. 2, record 11, French, - clivage%20%C3%A0%20texture%20%C3%A9cailleuse
Record 11, Spanish
Record 11, Textual support, Spanish
Record 12 - internal organization data 2003-08-22
Record 12, English
Record 12, Subject field(s)
- Geology
- Mineralogy
Record 12, Main entry term, English
- fracture
1, record 12, English, fracture
correct, noun
Record 12, Abbreviations, English
Record 12, Synonyms, English
Record 12, Textual support, English
Record number: 12, Textual support number: 1 DEF
A break in the continuity of a body of rock not attended by a movement on one side or the other and not oriented in a regular system ... 2, record 12, English, - fracture
Record number: 12, Textual support number: 1 CONT
fracture. As the name implies, is a break in the rock. The opening affords the opportunity for entry of mineral-bearing solutions. 3, record 12, English, - fracture
Record number: 12, Textual support number: 1 OBS
Fractures include faults, shears, joints, and planes of fracture cleavage. 2, record 12, English, - fracture
Record number: 12, Textual support number: 2 OBS
In geology, the term implies breakage along a direction different from cleavage or fissility directions, and applies to both rock and minerals. 4, record 12, English, - fracture
Record 12, French
Record 12, Domaine(s)
- Géologie
- Minéralogie
Record 12, Main entry term, French
- fracture
1, record 12, French, fracture
correct, feminine noun
Record 12, Abbreviations, French
Record 12, Synonyms, French
- cassure 2, record 12, French, cassure
correct, feminine noun
Record 12, Textual support, French
Record number: 12, Textual support number: 1 DEF
Bris dans la continuité d'un corps de roche non suivi d'un mouvement sur un côté ou l'autre et non orienté dans un système régulier [...] 3, record 12, French, - fracture
Record number: 12, Textual support number: 1 CONT
Les fractures constituent des voies d'accès pour les fluides minéralisés, d'origine plus ou moins lointaine, qui peuvent les remplir. Elles constituent ainsi un point de départ pour les phénomènes de remplacement, si importants dans la formation de certains gisements. 4, record 12, French, - fracture
Record number: 12, Textual support number: 1 OBS
fracture : Terme général désignant toute cassure d'origine tectonique, avec ou sans rejet, de terrains, de roches, voire de minéraux. 5, record 12, French, - fracture
Record 12, Spanish
Record 12, Campo(s) temático(s)
- Geología
- Mineralogía
Record 12, Main entry term, Spanish
- fractura
1, record 12, Spanish, fractura
correct, feminine noun
Record 12, Abbreviations, Spanish
Record 12, Synonyms, Spanish
Record 12, Textual support, Spanish
Record number: 12, Textual support number: 1 DEF
Cada una de las formas que puede adoptar la superficie por la cual se rompe un mineral que ha sido golpeado. 1, record 12, Spanish, - fractura
Record 13 - internal organization data 2003-07-22
Record 13, English
Record 13, Subject field(s)
- Petrography
- Quarries
Record 13, Main entry term, English
- grain
1, record 13, English, grain
correct
Record 13, Abbreviations, English
Record 13, Synonyms, English
Record 13, Textual support, English
Record number: 13, Textual support number: 1 DEF
A second direction of splitting, less pronounced than the rift and usually at right angles to it. 2, record 13, English, - grain
Record number: 13, Textual support number: 1 OBS
A quarrymen's term for a plane of parting in a metamorphic rock, e. g. slate, that is perpendicular to the flow cleavage; or for a direction of parting in massive rock, e. g. granite. 3, record 13, English, - grain
Record 13, French
Record 13, Domaine(s)
- Pétrographie
- Carrières
Record 13, Main entry term, French
- longrain
1, record 13, French, longrain
correct, masculine noun
Record 13, Abbreviations, French
Record 13, Synonyms, French
- grain 2, record 13, French, grain
correct, masculine noun
Record 13, Textual support, French
Record number: 13, Textual support number: 1 DEF
Orientation générale des petits éléments qui composent le schiste ardoisier [et qui constitue] une direction de cassure privilégiée. 3, record 13, French, - longrain
Record number: 13, Textual support number: 1 CONT
La direction de clivage privilégié, présentée par certains granites mais non par tous, est souvent nommée «rift». [...] On trouve un second clivage moins facile, approximativement à angle droit du premier. Il se nomme «grain» [...] Ces clivages sont tantôt constants, tantôt variables d'un point à l'autre d'un massif granitique étendu. [...] Souvent l'un est presque vertical et l'autre plus ou moins horizontal, et ils se coupent suivant la direction d'étirement du granite. 4, record 13, French, - longrain
Record number: 13, Textual support number: 2 CONT
Lorsque ce débitage [en feuillets parallèles] est facile la roche est dite fissile (ardoises). Dans ces roches, les carriers appellent grain ou longrain une seconde direction de clivage facile qui favorise leur exploitation. 5, record 13, French, - longrain
Record 13, Spanish
Record 13, Textual support, Spanish
Record 14 - internal organization data 2003-07-22
Record 14, English
Record 14, Subject field(s)
- Quarries
Record 14, Main entry term, English
- false cleavage
1, record 14, English, false%20cleavage
correct
Record 14, Abbreviations, English
Record 14, Synonyms, English
- pseudo-cleavage 2, record 14, English, pseudo%2Dcleavage
correct
Record 14, Textual support, English
Record number: 14, Textual support number: 1 DEF
A quarrymen's term for minor cleavage in a rock... to distinguish it from the dominant or true cleavage. 3, record 14, English, - false%20cleavage
Record number: 14, Textual support number: 1 CONT
Under enormously high pressure, quartz can form parallel pseudo-cleavage planes. 2, record 14, English, - false%20cleavage
Record 14, French
Record 14, Domaine(s)
- Carrières
Record 14, Main entry term, French
- pseudo-clivage
1, record 14, French, pseudo%2Dclivage
correct, masculine noun
Record 14, Abbreviations, French
Record 14, Synonyms, French
Record 14, Textual support, French
Record 14, Spanish
Record 14, Textual support, Spanish
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