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• Dry hole
  ...'s dry hole may be revived (or a twin to it may be drilled) to yield today's successful well.
  322 bytes (52 words) - 13:44, 18 March 2019
• Water saturation
  ...equation?|Archie equation]] is the most widely used method of determining S_w. :<math>\text{Hydrocarbon saturation } (\text{S}_\text{h}) = 1 - \text{S}_\text{w}</math>
  2 KB (227 words) - 13:38, 5 April 2022
• Compensated neutron log
  * [http://www.spec2000.net/07-neutronlog.htm Crain's Petrophysical Handbook]
  306 bytes (36 words) - 19:50, 18 November 2014
• Carbonate classification
  ...of words describing the grains and words describing the cements. Dunham's classification is based on the depositional fabric of the rock.
  1,023 bytes (134 words) - 13:25, 27 March 2015
• Reef
  ...717</ref> and modified from Balch and Hart.<ref>Hart, B. S., and Balch, R. S., 2000, Approaches to defining reservoir physical properties from 3-D seism ...ll and M. E. Monaco, 2009, Shallow-Water Ben­ thic Habitats of St. John, U.S. Virgin Islands. NOAA Technical Memorandum NOS NCCOS 96. Silver Spring, MD.
  2 KB (298 words) - 21:30, 21 November 2014
• AAPG Wiki:Contact us
  : 1444 S Boulder
  179 bytes (25 words) - 15:53, 8 April 2014
• San Juan basin
  ...sinUSGS.jpg|thumb|300px|Map of San Juan Basin, Colorado-New Mexico, USA. U.S. Geological Survey.]] ...n Juan basin and vicinity], in C. E. Turner-Peterson, E. S. Santos, and N. S. Fishman, A Basin Analysis Case Study: Morrison Formation, Grants Uranium R
  3 KB (411 words) - 15:01, 11 January 2016
• Water saturation distribution in a reservoir
  ...roat-size distribution]], and [[Reservoir quality|pore geometry]]. Mapping S_w distribution in a reservoir helps us predict trap boundaries. ...mber|2}}Hypothetical example of an S_w–depth plot with estimated S_w distribution curves for several flow units for a hydrocarbon-be
  5 KB (687 words) - 17:09, 5 April 2022
• Regression
  ...com/understandingearth5e/content/cat_120/08120-01.htm?v=chapter&i=08120.01&s=08000&n=00120&o=|11000| Animation. with a sample seismic line]
  449 bytes (57 words) - 18:48, 28 August 2014
• Stratum
  * [http://www.merriam-webster.com/dictionary/stratum Webster's definition]
  505 bytes (63 words) - 21:52, 18 March 2015
• Transgression
  ...com/understandingearth5e/content/cat_120/08120-01.htm?v=chapter&i=08120.01&s=08000&n=00120&o=|11000| Animation. with a sample seismic line]
  480 bytes (61 words) - 16:30, 28 August 2014
• Ammonite
  ...Ammonitida.jpg|thumb|300px|A variety of ammonite forms, from Ernst Haeckel's 1904 Kunstformen der Natur (Art Forms of Nature).]]
  431 bytes (52 words) - 21:50, 18 March 2015
• Midale water saturation and pore geometry
  ==Log response and S_w== ...metry have the expected effect on log responses and [[water saturation]]s (S_w). The Midale vuggy beds in a cored field well consist of interb
  4 KB (588 words) - 17:01, 12 April 2022
• Oil as an energy source
  ...geria, Indonesia, Libya, Nigeria, and Venezuela, produced 40% of the world's oil and contained 79% of the oil reserves. [[:file:St54Ch3Figure19.jpg|Figu
  3 KB (370 words) - 19:44, 9 June 2015
• Pickett plot construction
  ...54–62.</ref> and therefore is a powerful graphic technique for estimating S_w ranges within a reservoir. All that is needed to make a Pickett # Plot the 100% S_w line.
  6 KB (878 words) - 16:16, 5 April 2022
• Relative permeability
  ...of a reservoir system by definition contains water as a single phase (100% S_w). The [[permeability]] of that rock to water is absolute permea ...b>w</sub> of the rock. In other words, as [[buoyancy pressure]] increases, S_w decreases and the effective size of the pore throat for oil or
  9 KB (1,351 words) - 13:31, 5 April 2022
• Pore system fundamentals
  ...vuggy, or fractured rocks. Copyright: Coalson et al.;<ref>Coalson, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barriers ...s (connections) per pore. Four critical elements of the geometry of a rock's pore system are
  3 KB (388 words) - 13:52, 4 April 2022
• AAPG Wiki:About
  ...fessional conduct, still guides the Association today. Currently the world's largest professional geological society with over 30,000 members, AAPG prov ...pecial:MyPage|your User page]]''' — you can do whatever you like there, it's your personal page.
  2 KB (242 words) - 15:55, 8 April 2014
• Structural geology fieldwork
  | author = R.A. Nelson, T.L. Patton, S. Serra ...the Sage and Kemmerer 15-Minute Quadrangles, Lincoln County, Wyoming: U., S. Geological Survey Professional Paper 855, 18 p.
  4 KB (557 words) - 20:06, 2 February 2022
• Determining water saturation
  ...Petroleum Transactions of AIME 146: 54–62.</ref> which is less expensive. S_w can also be estimated using a graphical representation of the A
  2 KB (244 words) - 13:38, 5 April 2022
• Forensic geology
  Sherlock Holmes is considered to be the world's first forensic geologist: the first person to use geology in the investigat
  829 bytes (111 words) - 19:21, 16 April 2015
• AAPG Wiki:Scope and strategy
  * To develop AAPG's reputation as a thought-leader and authority in petroleum. * To be part of AAPG's experimentation with new media.
  2 KB (269 words) - 14:09, 17 July 2013
• Botucatu Formation
  ...otucatu_1.jpg|Figure 1]]), formed in a desert environment similar to today’s Sahara Desert, during the Jurassic to Cretaceous on the Gondwana superconti ...lso shows inverse grading.<ref name=Scherer_et_Golberg_2007>Scherer, C. M. S., and K. Goldberg, 2007, Palaeowind patterns during the latest Jurassic–e
  3 KB (432 words) - 17:54, 22 March 2019
• Migration rate calculation
  ...mation for flow in rocks with high percentages of [[clay]]s, like [[shale]]s, due to the platey grain shape of the clays. The [[Wikipedia:Kozeny–Carma Use the version of Darcy's law presented below to calculate the rate of migration for oil or gas:
  4 KB (618 words) - 19:40, 14 February 2022
• Selling a structural play
  | author = R.A. Nelson, T.L. Patton, S. Serra * Appropriate physical and/or mechanical models that clarify the structure's development
  5 KB (738 words) - 15:58, 2 February 2022
• Pc curves and saturation profiles
  * An estimate of [[buoyancy pressure]]s required to enter the pore throats of flow units. ...ts into [[Cross section#Structural cross section|structural cross section]]s shows their position with respect to the [[free water level]] and buoyancy
  5 KB (752 words) - 16:53, 4 April 2022
• Capillary pressure (Pc) curves: pore throat size determination
  ...least one 10μ pore throat radius or larger and represent 10% of the sample's pore volume. This procedure is repeated several more times at different pre ...h'') within a reservoir system. From a capillary pressure curve at a given S_w, we read the capillary pressure and multiply it by a factor tha
  6 KB (898 words) - 16:21, 4 April 2022
• Pore system shapes
  ...ically complex '''non-Archie porosity'''. In most cases, water saturation (S_w) of rocks with Archie porosity can be predicted from log analys :<math>\mbox{S}_{\rm w} = \left(\frac{1}{\Phi^{\rm m}} \times \frac{\mbox{R}_{\rm w}}{\mbo
  4 KB (528 words) - 13:53, 4 April 2022
• China Shale Gas & Liquids - Songliao and Junggar Basins
  ...China and the most important oil source rocks in the Junggar Basin. China's oldest continental shale is in the Permian strata of the Junggar Basin, whi ...019b>Yang, Z., C. Zou, L. Hou, S. Wu, S. Lin, X. Luo, Z. Zhao, J. Cui, and S. Pan, 2019b. Division of fine-grained rocks and selection of “sweet secti
  6 KB (850 words) - 17:56, 20 December 2023
• Predicting hydrocarbon recovery
  ...place before [[drilling a well]] is a matter of predicting pore volume and S_w. Recovery of hydrocarbons depends on the efficiency of the [[Re ...= \frac{7758 \times \text{A} \times \text{h} \times \Phi \times (1 - \text{S}_\text{w})}{\text{B}_\text{oi}}</math>
  5 KB (691 words) - 17:10, 5 April 2022
• 3-D seismic data: proportional slices and volume visualization
  :<math>S = H_{1} + R \times (H_{2} - H_{1})</math> * ''S'' = the intermediate surface
  3 KB (457 words) - 19:32, 27 January 2022
• Gravity data processing
  [[Gravity]] data as measured must be corrected for the earth's field.<ref name=ch15r2>Chapin, D. A., 1996a, [http://library.seg.org/doi/ab ! Key Input Parameter(s)
  4 KB (519 words) - 14:16, 31 January 2022
• Sorrento field: water saturation
  ...the Morrow Sandstone in Sorrento field, Cheyenne County, Colorado, ''in'' S. A. Sonnenberg, L. T. Shannon, K. Rader, W. F. von Drehle, and G. W. Martin ...saturation]]s. One convenient way to do this is to plot water saturation (S_w) against structural elevation while differentiating [[Pore and
  7 KB (1,044 words) - 16:57, 13 April 2022
• Tectonic setting
  | author = R.A. Nelson, T.L. Patton, S. Serra The play concept envisioned is determined by the tectonic setting(s) in which the play can be pursued, from a structural as well as source and
  2 KB (309 words) - 18:48, 3 February 2022
• Mohorovicic discontinuity
  A zone that separates the Earth's [[crust]] from the underlying [[mantle]]. The Moho typically occurs approxi
  729 bytes (103 words) - 15:49, 4 December 2015
• Structural analogies
  | author = R.A. Nelson, T.L. Patton, S. Serra * Soule, G. S., Spratt, D. A., 1996, En echelon geometry and two-dimensional model of the
  4 KB (579 words) - 20:52, 2 February 2022
• AAPG Wiki:Users
  [[User:Matt]]'s experience is that having too many roles is difficult to manage and results ...Single sign-on || Yes || Edit-plus || The editors, reviewers, [[moderator]]s, SMEs
  2 KB (294 words) - 16:01, 6 August 2013
• Setting and structure of the Sorrento field
  ...the Sorrento field. From Sonnenberg.<ref name=Sonnenberg_1985>Sonnenberg, S. A., 1985, Tectonic and sedimentation model for Morrow sandstone deposition ...ells represent Marmaton wells; triangles, Mississippian wells; and large X's, study wells. The rest of the oil wells produce from the Morrow. Each unit
  3 KB (429 words) - 14:19, 11 April 2022
• Well planning
  * What target(s) will be evaluated? * How will the well(s) be drilled to reach those target(s)?
  6 KB (779 words) - 15:09, 24 January 2022
• Gas hydrates
  ...?id=77 AAPG Memoir 74], p. 85-108.</ref><ref name=Collett_2002>Collett, T. S., 2002, [http://archives.datapages.com/data/specpubs/memoir74/m74ch07/m74ch ...[http://pubs.er.usgs.gov/publication/pp1570 The future of energy gases]: U.S. Geological Survey Professional Paper 1570, p. 299-311.</ref> that 183 bcf
  7 KB (1,050 words) - 20:53, 6 January 2015
• Fracture analysis
  | author = R.A. Nelson, T.L. Patton, S. Serra * Laubach, S. E., 1997, [http://archives.datapages.com/data/bulletns/1997/04apr/0604/060
  5 KB (644 words) - 15:30, 3 February 2022
• Hydrocarbon expulsion, migration, and accumulation
  ...er gradient. From Coalson et al.<ref name=Coalsonetal_1994>Coalson, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barriers ...b>wr</sub> model can be developed from capillary pressure profiles because S_wr is a function of the profile of pore throat sizes and height a
  6 KB (828 words) - 16:32, 4 April 2022
• Carbonate facies
  An interplay of hydrologic and biologic factors produces [[carbonate]]s in place. Deposition of carbonate sediments is limited to water that is war ...., 1988, Carbonate sequence stratigraphy, in Wilgus, C., K., Hastings, B., S., Kendall, C., G. St. C., Posamentier, H., W., Ross, C., A., Van Wagoner, J
  3 KB (433 words) - 18:32, 6 April 2022
• Douglas K. Strickland
  ...Field. The fields comprise a 100-million-barrel province in an area the U.S. Geological Survey had deemed without any petroleum potential, and which wa ...erine Gas & Oil to get his central Utah prospects drilled. After Wolverine’s discovery of the Covenant Field in Utah, Strickland founded Jayden Consulti
  4 KB (525 words) - 19:41, 14 February 2017
• Natural-gas liquids
  Figures for the world's production of NGL are not consistently reported and are, therefore, not eas ...ficulty for obtaining figures for NGL production, the volumes of the world's total NGL production shown in [[:file:St54Ch3Figure21.jpg|Figure 1]] had to
  4 KB (549 words) - 16:31, 25 June 2015
• Surficial geochemical case history 3: Predrill–postdrill comparison
  ...detail.aspx?id=75 AAPG Memoir 66], p. 431–439.</ref> summarize one company's experience with a soil gas geochemical method. Their exploration program in ...reservoired hydrocarbons and 76% were completed as producers. This company's experience is fairly typical and documents that integration of [[seismic da
  4 KB (499 words) - 22:30, 31 January 2022
• Balanced cross sections
  | author = R.A. Nelson, T.L. Patton, S. Serra Balanced [[cross section]]s honor all available data and are constructed and analyzed to ensure they ar
  8 KB (1,060 words) - 15:07, 3 February 2022
• Traps in a framework of sequence stratigraphy
  | author = John C. Dolson, Mike S. Bahorich, Rick C. Tobin, Edward A. Beaumont, Louis J. Terlikoski, Michael ...F., 1988, Carbonate sequence stratigraphy, in Wilgus, C. K., Hastings, B. S., Posamentier, H. M., Van Wagoner, J., Ross, C. A., Kendall, G. C. St. C.,
  4 KB (486 words) - 14:57, 4 February 2022
• Seismic data: analyzing individual reflectors
  | author = John C. Dolson, Mike S. Bahorich, Rick C. Tobin, Edward A. Beaumont, Louis J. Terlikoski, Michael ...g paleogeomorphology and faults.<ref name=ch21r4>Bahorich, M., S., Farmer, S., L., 1995, 3-D seismic discontinuity for faults and stratigraphic features
  4 KB (481 words) - 18:20, 4 February 2022
• EMD Coal Committee
  ...ov/fecm/office-fossil-energy-and-carbon-management US Department of Energy's Office of Fossil Energy and Carbon Management]
  1 KB (162 words) - 19:01, 18 February 2022

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