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  • ==Folds and bedding thickness== ...n minor [[fault]]s that occur along some mechanical layering—usually bedding. Flexural-slip surfaces, which can be observed in [[core]] or [[outcrop]],
    3 KB (495 words) - 15:09, 18 January 2016
  • ...eability direction and magnitude is significant. The table below shows how bedding orientation controls flow of hydrocarbons during [[Hydrocarbon migration|mi
    3 KB (478 words) - 15:19, 14 February 2022
  • | Acoustic impedance contrasts; borehole geometry | Fracture detection (orientation); borehole geometry; breakout detection (orientation)
    10 KB (1,313 words) - 16:24, 18 January 2022
  • ===Pore geometry=== ...n size, grain orientation, packing arrangement, cementation, clay content, bedding, and grain size distribution and sorting. In carbonates, permeability is a
    19 KB (2,716 words) - 19:02, 20 January 2022
  • ...liper arms so as to scan in detail different sides of the borehole wall. A bedding plane crossing the borehole at an angle would generate anomalies at each se ...urves from a six-arm tool. Note that the curves are responding to apparent bedding features less than [[length::1 in.]] thick.
    14 KB (2,128 words) - 17:25, 18 January 2022
  • * Configuration (reflection geometry) * Bedding patterns
    6 KB (809 words) - 17:46, 4 February 2022
  • ...commonly differing [[sediment texture]]s, [[stratification type]]s, and [[bedding architecture]]s. Variability is compounded by postdepositional alterations ...on porosity|grain size and composition, grain packing]], lamination and [[bedding style]]s, [[sedimentary structure]]s, lithofacies, and [[vertical stratific
    17 KB (2,232 words) - 21:22, 19 January 2022
  • ...mide plate tectonics. It shows where overthrusting took place, its overall geometry and vergence direction, and the interference with foreland [[deformation]]. ...ospect-scale, thrust-related structures can provide insight on the overall geometry of the prospect and the location of zones of high strain (high fracture den
    14 KB (1,897 words) - 20:01, 3 February 2022
  • ...g|Figure 2]]). The units were identified by systematic vertical changes in bedding architecture (readily apparent on well-log traces) occurring above successi ...tribution ([[:File:Methods14ch08f05.jpg|Figure 5]]), and widespread blocky bedding architecture ([[:File:Methods14ch08f06.jpg|Figure 6]]) provide evidence of
    16 KB (2,381 words) - 19:03, 11 March 2019
  • ...progrades closer to the site of the vertical section, small-scale [[cross-bedding]] and occasionally organic trash within the sandy deposits become the most ...ure 3G, H]]). A high [[mica]] content and transported organic debris along bedding planes are common in this part of the vertical sequence.
    27 KB (4,229 words) - 16:41, 6 April 2016
  • ...ementation, [[fracture]] density, differences in sedimentary structures or bedding styles, and/or separations by prominent shales or other features that may b ...correlation to be used and the expected patterns of external and internal geometry of any flow unit (see [[Lithofacies and environmental analysis of clastic d
    16 KB (2,282 words) - 20:46, 19 January 2022
  • | Reservoir performance is controlled by sedimentary facies, lithology and/or geometry || Determine sedimentary characteristics and origin of facies through [[cor ...uced.<ref name=pt06r69>Kulander, B. R., and S. L. Dean, 1985, Hackle plume geometry and joint propagation dynamics, in O. Stephansson, ed., Fundamentals of Roc
    26 KB (3,674 words) - 21:21, 19 January 2022
  • ...orly sorted with the lack of sediment structure, except the reverse graded bedding in their basal parts. They contain various sizes of sediment, and mostly im ...uctures like planar and trough [[cross-bedding]], upper-flow-regime planar bedding, and ripple-marked surface occur in fluvial deposits. From fluvial deposits
    26 KB (3,851 words) - 20:38, 28 February 2019
  • | Laminations, [[cross-bedding]] || || × || × || • || | Laminations, cross-bedding
    17 KB (2,234 words) - 21:21, 19 January 2022
  • ...omposition. This scheme has been designed to enable textural (grain size), bedding, compositional, and grain origin attributes to be captured and compared con Texture, composition, bedding, and grain origin are important for the following reasons:
    58 KB (8,397 words) - 17:38, 24 June 2024
  • ==Geometry== ...hin eolian sandstone: A case study using core cut sub-parallel to slipface bedding, the Auk field, central North Sea, UK: Characterization of fluvial and eoli
    19 KB (2,690 words) - 18:42, 1 August 2016
  • ...etrically where there is a reasonable confidence in the expected reservoir geometry. The targets are defined at the entry point and at total depth, and the wel ...there is a very low Kv/Kh because of small-scale bedding-parallel baffles, bedding-parallel horizontal wells are not effective.<ref>Haldorsen, H. H., D. M. Ch
    22 KB (3,567 words) - 17:20, 11 March 2019
  • ...etrically where there is a reasonable confidence in the expected reservoir geometry. The targets are defined at the entry point and at total depth, and the wel .../horizontal permeability) because of small-scale bedding-parallel baffles, bedding-parallel horizontal wells are not effective.<ref name=Haldorsenetal_1987>Ha
    24 KB (3,753 words) - 19:33, 3 March 2016
  • ...name=Jopling_1963>Jopling, A. V., 1963, Hydraulic studies on the origin of bedding: Sedimentology, v. 2, p. 115-121.</ref> Borichansky and Mikhailov,<ref name ...eld specific geometry to the resulting distributary-mouth-bar deposit. The geometry of the resulting sand body depends on the relative roles of three primary f
    60 KB (9,022 words) - 17:17, 21 March 2016
  • ...rlag, 490 p.</ref> At smaller scales, these processes control the external geometry and internal “anatomy” of clastic sediment bodies (see [[Geological het Correlation sections that will be used for establishing sandstone body geometry should have a depositionally flat datum (such as a [[bentonite]] bed, marin
    38 KB (5,198 words) - 22:11, 15 January 2024

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