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...hile seismic waves travel at significant angles away from the vertical. If anisotropy is present (and it usually is), then velocity depends on the direction the

* [http://wiki.seg.org/wiki/Dictionary:Anisotropy Anisotropy] (flow anisotropy due to faults, folds, or [[fracture]] facies variability)

...f moving through a plane of weakness such as a stratigraphic unconformity, anisotropy of the medium as fault planes, hinges of [[fold]]s, etc ([[:File:IMAGEN 3.p ...e in resistance of the country rock with increasing depth . Notice how the anisotropy of the medium magnify the value of T ( tensile stress) in the horizontal di

==Lateral permeability anisotropy within dune sandstones== ...lar to the wind-flow direction in order to assess the lateral permeability anisotropy in dune sandstones. Follows<ref name=Follows_1997>Follows, E., 1997, [http:

* Anisotropy: a molecular physical variation in the axes. ...ration for less skin damage (formation damage). Moreover, the permeability anisotropy is one of the main factors that affects the reservoir flow property. One co

# [[Anisotropy]] - Preexisting structures, compositional layering, cleavage planes *'''Rheology and Anisotropy''': Mechanical properties of the wedge: (Coulomb vs plastic) influences wed

* [http://wiki.seg.org/wiki/Dictionary:Anisotropy Anisotropy]

...(3) increased permeability [http://wiki.seg.org/wiki/Dictionary:Anisotropy anisotropy]. Four basic types of reservoir fractures can be defined ([[:file:evaluatin ...e 4''—Impart no positive [[reservoir quality]] but create strong reservoir anisotropy and inhomogeneity<ref name=pt06r95>Nelson, R. A., 1985, Geologic analysis o

...rage). © Lishman,<ref name=Lishman>Lishman, J. R., 1970, Core permeability anisotropy: Journal of Canadian Petroleum Technology, April-June, p. 79-84.</ref> Cour