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• Sand peel
  ...pture of details in sedimentary features for analysis away from the field, or for use in teaching.
  2 KB (239 words) - 19:40, 9 September 2014
• Deasphalting
  ...deasphalting is achieved by adding light hydrocarbons, such as [[pentane]] or [[hexane]], to the oil. A similar process can occur in nature when [[methan
  864 bytes (120 words) - 19:55, 25 June 2015
• AAPG Wiki:Users
  ==User types or roles== | '''Root''' || 3 || Login || No || All || The person or people who can log into the server and edit LocalSettings.php
  2 KB (294 words) - 16:01, 6 August 2013
• Pore systems
  ...ned [[sandston]]e might be classified as having intergranular mesoporosity or a [[limestone]] as having vuggy macroporosity. |Mega/macro || Clean, coarse sandstone or [[carbonate]] [[grainstone]] ||
  3 KB (442 words) - 13:52, 4 April 2022
• Types of diagenetic traps
  [[Diagenesis|Diagenetic]] traps occur in two basic categories: early or near-surface traps and late-burial traps. Early or near-surface diagenetic traps are created by the following:
  2 KB (294 words) - 21:01, 4 February 2022
• Hiatus
  A break or discontinuity in a process. An [[unconformity]] is the physical representa
  217 bytes (28 words) - 20:48, 25 August 2014
• Fluid-composition trap regime
  Fluid-composition traps are controlled by the physical or chemical properties of the trapped fluids themselves. The [[Wikipedia:Solub ...[[asphalt]], [[tar]]) or solid hydrocarbons ([[albertite]], [[gilsonite]], or [[grahamite]]). || ''Tar Seals'' || ''Bacterial degradation;'' Updip tar se
  3 KB (402 words) - 16:31, 13 April 2022
• Syncline
  ...ts such as tilting or faulting, among others, a fold should have its crown or crest as the [[anticline]] and the trough of its structures as the syncline ...olded. This is the best term used to describe it rather than “downward arc or trough of a fold” this is because due to events when strata has been over
  3 KB (505 words) - 15:58, 21 March 2019
• Fold
  ...[[uplift]]. Folds are expressed in [[seismic reflection profile]]s as one or more regions of dipping reflections ([[dip]] domains) that correspond to in ...hether or not the thickness of stratigraphic layers changes in dip domains or across axial surfaces.
  3 KB (495 words) - 15:09, 18 January 2016
• Petroleum system identification
  ...leum system. An oil or gas seep, a show of oil or gas in a well, or an oil or gas [[accumulation]] demonstrates the presence of a petroleum system.
  2 KB (298 words) - 18:35, 25 January 2022
• How different structural philosophies govern techniques
  ...al geology, and various university departments and E&P companies favor one or another in their courses and approaches to problem-solving. The major appro * Detailed geometric and/or kinematic studies
  3 KB (422 words) - 20:17, 3 February 2022
• Paleogeography and prospect identification
  ...l analysis of clastic depositional systems#Shoreline deposits|shorelines]] or [[reef]]s. Mapping thickness of reservoir-quality rocks is also useful for ...ial for containing reservoir rocks, i.e., [[Third-order sequences|lowstand or highstand]], using biostratigraphic markers and regional correlation surfac
  4 KB (491 words) - 14:27, 21 March 2022
• Paleontologic data
  ...tratigraphic correlation and age determination|biostratigraphic analysis]] or in a geographic array for [[Paleoenvironmental analysis|evaluating paleoenv * Records of species present or absent
  2 KB (268 words) - 15:18, 31 January 2022
• Paleocurrent
  [[file:1024px-WaveRipple.JPG|thumb|300px|Wave ripple or symmetric ripple, from Permian rocks in Nomgon, Mongolia. Photo by [https:/
  372 bytes (51 words) - 22:00, 17 March 2015
• Isochron
  Time interval (or isotime or isochron) maps are commonly used for interpreting changes in thickness betw
  1 KB (135 words) - 14:13, 24 November 2015
• Bend
  ...]], in which the well path is designed to change orientation from vertical or high-angle to horizontal.
  1 KB (173 words) - 15:33, 16 March 2016
• Build rate
  ...ough the bend (curve) from vertical or high-angle to the desired low-angle or horizontal attitude.
  1 KB (174 words) - 19:33, 3 March 2016
• Molecular parameter data for oil–oil and oil–source rock correlations
  ...e or on the relative or absolute abundance of specific molecules in an oil or a [[source rock]] extract. ...can be obtained. In addition to correlating an oil directly to another oil or to a source rock extract, certain molecular parameters can be used to estim
  2 KB (294 words) - 21:02, 15 February 2022
• Basement
  Basement is rock below a sedimentary cover, often [[igneous]] or metamorphic. It is generally not of interest in exploration for oil and ga
  264 bytes (40 words) - 15:52, 10 March 2016
• Limitations of quantitative fault seal analysis
  ...ale]] sequences. It is not applicable to massive [[carbonate]], [[chert]], or sandstone reservoirs. It has yet to be tested in interbedded shale–carbon ...th which a seal can be risked is thus much greater in a production setting or mature basin than it is in a frontier setting.
  3 KB (398 words) - 17:35, 29 March 2022

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