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• Subduction zone
  ...nd basins attract the minds of geologists. The profound role of subduction zone emerges as methods in geophysics reveal the structure and composition of ma ...ove inside the Earth. According to the types of involved crust, subduction zone has two separate types: island-arc and active [[continental margin]] (ACM).
  27 KB (4,033 words) - 20:52, 27 March 2019

Page text matches

• Shale gouge ratio
  ...ach reservoir zone can be related to the clay content and thickness of the zone. The corresponding equation is (see [[:File:Shale-gouge-ratio-fig3.png|Figu <math>\text{SGR} = \frac{\Sigma [(\text{zone thickness}) \times (\text{zone clay fraction})]}{\text{fault throw}} \times 100%</math>
  3 KB (473 words) - 20:04, 11 March 2015
• Seepage activity and surficial geochemistry
  ...ocarbon seepage may only be detectable near major leak points or below the zone of maximum disturbance. ...mical-exploration-for-petroleum_fig18-2.png|300px|thumb|{{figure number|1}}Zone of maximum disturbance in shallow marine sediments. From Abrams;<ref name=c
  4 KB (482 words) - 21:00, 31 January 2022
• How fault zones affect seal
  ...and-rich portions of the fault zone leak; shale-rich portions of the fault zone seal. Given the complex structure and composition of fault zones and the ma ...ging wall]] have been incorporated as discontinuous fragments in the fault zone. The coal, however, is intensely fractured, reflecting [[Brittleness|brittl
  4 KB (509 words) - 16:52, 29 March 2022
• Early carbonate diagenesis
  Each zone has characteristic cement textures and alteration features. The sequence of * Active marine zone where water flow combined with other factors result in precipitation of ara
  10 KB (1,352 words) - 19:07, 6 April 2022
• Sequences during moderate-amplitude, high-frequency cycles
  ==Arid zone characteristics== ==Humid zone characteristics==
  5 KB (674 words) - 21:22, 6 April 2022
• Sequences during low-amplitude, high-frequency cycles
  ==Arid zone characteristics== ==Humid zone characteristics==
  5 KB (708 words) - 21:00, 6 April 2022
• Reservoir system
  ...m has three main components: a [[reservoir]], an aquifer, and a transition zone (interface) between the two. * A '''transition zone''' is the interval of rock separating the reservoir from the aquifer; it is
  4 KB (579 words) - 14:34, 1 April 2022
• Trip
  ...because the old one is worn down, or because the well is about to enter a zone whose conditions require a different bit type. This process of puling all
  450 bytes (82 words) - 13:57, 12 March 2019
• Water saturation distribution in a reservoir
  .../sub> distribution curves for several flow units for a hydrocarbon-bearing zone in a well. ...]. Above the transition zone, BVW is fairly constant. Below the transition zone, BVW is variable.
  5 KB (687 words) - 17:09, 5 April 2022
• Dip-sealing fault
  ...oil and gas are trapped against the fault and have not leaked up the fault zone. ...|1}}Oil and gas trapped against the fault and have not leaked up the fault zone.]]
  2 KB (248 words) - 17:04, 28 March 2022
• Free water level
  ...t the base of a [[hydrocarbon column]] and the [[Fluid contacts|transition zone]]. Above this level, the reservoir produces water alone, hydrocarbon and wa
  525 bytes (76 words) - 14:40, 8 September 2014
• Bioturbation
  ...ment; vertical burrows may indicate shallow water, specifically the tidal zone, because the organisms moved up and down in the substrate as the tide ebbed
  907 bytes (132 words) - 21:42, 18 September 2014
• Mohorovicic discontinuity
  A zone that separates the Earth's [[crust]] from the underlying [[mantle]]. The Mo
  729 bytes (103 words) - 15:49, 4 December 2015
• Sequences during high-amplitude, high-frequency cycles
  ==Arid zone characteristics== ==Humid zone characteristics==
  6 KB (761 words) - 13:47, 7 April 2022
• Carbonate facies
  * A seaward zone below normal wave base * A zone where wave energy interacts with sediment
  3 KB (433 words) - 18:32, 6 April 2022
• Carbonate diagenetic stages
  ...sses. Even though the eogenetic substage may be geologically brief and the zone thin, the [[diagenesis]] that occurs is more varied and generally more sign ...and erosion occurs along [[Unconformity|unconformities]]. The telogenetic zone extends from the surface to the point where surface processes no longer inf
  6 KB (727 words) - 19:06, 6 April 2022
• Interpreting hydrocarbon shows
  ...The table below lists ways to distinguish transition zone shows from waste zone shows (after Schowalter and Hess<ref name=ch09r55 />). ...are no longer connected in a column but are isolated in pores. A DST of a zone with residual hydrocarbons produces no oil or gas, and an RFT would not sho
  8 KB (1,130 words) - 17:09, 5 April 2022
• Spontaneous potential logs in water resistivity calculation
  ...ub>w</sub> can be measured from a sample of formation water taken from the zone of interest at the well site or a nearby well, or it can be calculated usin ...t [[length::20 ft]] thick. (A bed thickness correction is necessary if the zone SP is measured from is less than [[length::20 ft]] thick.)
  6 KB (1,027 words) - 16:40, 5 April 2022
• Fault seal quantitative prediction: shale smear factor, shale gouge ratio, and smear gouge ratio
  ...from the source bed and the compound nature of the clay smear in the fault zone. (No scale on original figure.) ...hickness of each reservoir zone and Vcl is the clay volume fraction in the zone.]]
  8 KB (1,307 words) - 16:05, 14 December 2016
• Tmax
  ...sis techniques have different cutoffs for pyrolysis oil and gas generation zone boundaries. Pyrolysis T_max can be significantly different for ty ! Hydrocarbon generation zone || Rock-eval pyrolysis T_max, °c
  3 KB (411 words) - 21:19, 9 February 2022

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