Foliation vs Shear - What's the difference?

foliation | shear |

As nouns the difference between foliation and shear

is that foliation is (lb) the process of forming into a leaf or leaves while shear is a cutting tool similar to scissors, but often larger.

As a verb shear is

to cut, originally with a sword or other bladed weapon, now usually with shears, or as if using shears.

As an adjective shear is





(en noun)
  • (lb) The process of forming into a leaf or leaves.
  • (lb) The process of forming into pages; pagination.
  • (lb) The manner in which the young leaves are disposed within the bud.
  • The act of beating a metal into a thin plate, leaf, foil, or lamina.
  • The act of coating with an amalgam of tin foil and quicksilver, as in making looking-glasses.
  • The enrichment of an opening by means of foils, arranged in trefoils, quatrefoils, etc.; also, one of the ornaments.
  • *
  • *:The house was a big elaborate limestone affair, evidently new. Winter sunshine sparkled on lace-hung casement, on glass marquise, and the burnished bronze foliations of grille and door.
  • (lb) The property, possessed by some crystalline rocks, of being divided into plates or layers, due to the cleavage structure of one of the constituents, as mica or hornblende. It may sometimes include slaty structure or cleavage, though the latter is usually independent of any mineral constituent, and transverse to the bedding, it having been produced by pressure.
  • *1993 , Charles A. Baskerville, Fitzhugh T. Lee, Charles A. Ratté, Landslide Hazards in Vermont , U.S. Geological Survey Bulletin 2043, p.18:
  • *:The dominant strike orientation of both bedding and foliation of Vermont bedrock is north or northeasterly.
  • *1996 , Eric C. Beam, Modeling Growth and Rotation of Porphyroblasts and Inclusion Trails'', D.G. De Paor, ''Structural Geology and Personal Computers , p.249:
  • *:They show that curved inclusion trails may form even with no coupling, as the porphyroblast overgrows foliation that is deflected around it.
  • *2004 , F. Martín-Hernández, C. M. Lüneburg, C. Aubourg, M. Jackson, Magnetic fabric: methods and applications - an introduction'', Geological Society of London, ''Magnetic Fabric: Methods and Applications , p.3:
  • *:In sedimentary rocks, the magnetic foliation results from a combination of depositional processes and diagenetic compaction.
  • (lb) A set of submanifolds of a given manifold, each of which is of lower dimension than it, but which, taken together, are coextensive with it.
  • *1992 , R. C. Penner, Combinatorics of Train Tracks , p.204:
  • *:Historically, the formalism which first arose for the material we discuss is that of measured foliations in surfaces.
  • *2003', Alberto Candel, Lawrence Conlon, '''''Foliations , Vol.2, p.253:
  • *:We will show that every closed 3-manifold has a foliation' of codimension one. In 1952, G. Reeb published his construction of a '''foliation''' of the 3-sphere. About twelve years later, W. Lickorish [123] exhibited ' foliations of codimension one on every closed, orientable 3-manifold.
  • *2004', Pawe? Grzegorz Walczak, ''Dynamics Of '''Foliations , Groups And Pseudogroups , Monografie Matematyczne: Vol.64, New Series, p.6:
  • *:The simplest example of a foliation is provided by a single submersion F'' : ''M'' ? ''N'', ''M'' and ''N being manifolds.
  • Synonyms

    * (process of forming pages) pagination * (growth and arrangement of leaves) vernation

    See also

    * cleavage (geology) * lineation (geology)



    (wikipedia shear)


  • To cut, originally with a sword or other bladed weapon, now usually with shears, or as if using shears.
  • * 1819 , Walter Scott, Ivanhoe :
  • So trenchant was the Templar’s weapon, that it shore asunder, as it had been a willow twig, the tough and plaited handle of the mace, which the ill-fated Saxon reared to parry the blow, and, descending on his head, levelled him with the earth.
  • * Shakespeare
  • the golden tresses were shorn away
  • To remove the fleece from a sheep etc by clipping.
  • (physics) To deform because of shearing forces.
  • (Scotland) To reap, as grain.
  • (Jamieson)
  • (figurative) To deprive of property; to fleece.
  • Noun

    (en noun)
  • a cutting tool similar to scissors, but often larger
  • * Dryden
  • short of the wool, and naked from the shear
  • the act of shearing, or something removed by shearing
  • * Youatt
  • After the second shearing, he is a two-shear' ram; at the expiration of another year, he is a three-' shear ram; the name always taking its date from the time of shearing.
  • (physics) a force that produces a shearing strain
  • (geology) The response of a rock to deformation usually by compressive stress, resulting in particular textures.
  • Derived terms

    * megashear * shearer