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• Type IV kerogen
  ...common source rock evaluation errors made by geologists during prospect or play appraisals]: AAPG Bulletin, vol. 93, issue 3, pp. 341-356.</ref>]] ...own on [[Van Krevelen diagram]]s, but it lies below the [[type III kerogen|type III]] pathway.<ref name=Petersetal_2012>Peters, Kenneth E., David J. Curry,
  1 KB (185 words) - 21:11, 6 July 2015
• Type IIS kerogen
  ...common source rock evaluation errors made by geologists during prospect or play appraisals]: AAPG Bulletin, vol. 93, issue 3, pp. 341-356.</ref>]] ...Geochemistry, v. 10, p. 499-516, doi: 10.1016/0146-6380(86)90049-5.</ref> type IIS pathway on [[Van Krevelen diagram]]s.<ref name=Petersetal_2012>Peters,
  1 KB (205 words) - 21:10, 6 July 2015
• Type I kerogen
  ...common source rock evaluation errors made by geologists during prospect or play appraisals]: AAPG Bulletin, vol. 93, issue 3, pp. 341-356.</ref>]] ...ite]] [[maceral]]s; common in both [[marine]] and [[lacustrine]] settings; type I pathway on [[Van Krevelen diagram]]s.<ref name=Petersetal_2012>Peters, Ke
  1 KB (176 words) - 21:06, 6 July 2015
• Type II kerogen
  ...common source rock evaluation errors made by geologists during prospect or play appraisals]: AAPG Bulletin, vol. 93, issue 3, pp. 341-356.</ref>]] ...ite]] and [[sporinite]]; common but not restricted to [[marine]] settings; Type II pathway on [[Van Krevelen diagram]]s.<ref name=Petersetal_2012>Peters, K
  1 KB (181 words) - 21:10, 6 July 2015
• Type III kerogen
  ...common source rock evaluation errors made by geologists during prospect or play appraisals]: AAPG Bulletin, vol. 93, issue 3, pp. 341-356.</ref>]] ...]] [[maceral]]s; common but not restricted to paralic [[marine]] settings; type III pathway on [[Van Krevelen diagram]]s.<ref name=Petersetal_2012>Peters,
  1 KB (180 words) - 21:11, 6 July 2015
• Van Krevelen diagram
  ...common source rock evaluation errors made by geologists during prospect or play appraisals]: AAPG Bulletin, vol. 93, issue 3, pp. 341-356.</ref>]] ...ype I kerogen|I]], [[Type II kerogen|II]], [[Type III kerogen|III]], and [[Type IV kerogen|IV]]. More common is the pseudo-Van Krevelen diagram, where [[Ro
  1 KB (194 words) - 15:46, 8 March 2016
• Traps in a framework of sequence stratigraphy
  ==Play types== ...tratigraphic-traps_fig21-14.png|{{figure number|1}}Different stratigraphic play types in the context of sequence stratigraphy. Modified. Copyright: Passive
  4 KB (486 words) - 14:57, 4 February 2022
• Selling a structural play
  ...ent explanation of the mechanics or tectonics responsible for creating the play. Such explanations can be any of the following: ...nt(s) occurred. Determine if your concept of the structural genesis of the play on the local scale is consistent with these regional scale models. Also con
  5 KB (738 words) - 15:58, 2 February 2022
• Province, basin, system, play, and prospect
  ...e clearly separate the petroleum system from the sedimentary basin and the play and prospect, the meaning of these words needs to be clarified with respect ...he discovered petroleum occurrences. If an exploratory well encounters any type or amount of petroleum, that petroleum is part of a petroleum system.
  6 KB (932 words) - 20:24, 25 January 2022
• Mancos Shale Play in New Mexico
  ...hic units. Note the interval commonly drilled in the Offshore Mancos Shale play. Modified from Hart<ref name=Hart>Hart, B. S., 2021, Stratigraphy and Hydro ...r more than 70 years. [[:file:Figure1MancosCommRept.jpg|Figure 1]] shows a type log through the Cretaceous section of the San Juan Basin.
  6 KB (985 words) - 20:14, 2 June 2021
• Structural interpretation techniques and tools
  ...aspects of a structural play. These cover a broad range, both in scale and type, from [[plate tectonic studies]] to microscopic examination of [[Petrofabri
  1 KB (182 words) - 17:24, 2 February 2022
• Reducing exploration risk
  ==Play== ...thout any particular petroleum system in mind. For example, if a prospect (play) is identified near a series of oil fields in anticlinal traps, it could be
  8 KB (1,240 words) - 20:43, 25 January 2022
• Using analogs to identify critical elements
  Visualizing an [[accumulation]] is the key to exploring for any type of trap. The explorer must have a mental image constantly before him to max ...ther part of the world, we can develop the critical elements of a specific play, which in turn lead to discovery.
  3 KB (498 words) - 16:03, 18 February 2022
• Bakken and Three Forks Formations, Williston Basin, North Dakota and Montana (USGS)
  ...akken, which average approximately 11% total organic carbon and consist of type-II kerogen. The primary reservoir targets are low-porosity and low-permeabi ==Play Summary==
  11 KB (1,595 words) - 20:20, 2 June 2021
• Eagle Ford Group in southwest Texas (USGS)
  ...y footprint, elevation contours, and thickness contours for the Eagle Ford play in southwest Texas. Sources: U.S. Energy Information Administration, Drilli ...Eagle Ford also contains source potential. It is calcareous in much of the play area, but contains more siliciclastic material moving southwest to northeas
  11 KB (1,594 words) - 19:15, 8 February 2024
• Eagle Ford Group, southwest Texas
  ...Eagle Ford also contains source potential. It is calcareous in much of the play area, but contains more siliciclastic material moving southwest to northeas ...inputs. The organic matter is mainly represented by oil-prone Type II and Type II-S kerogens (French et al., 2020 and references therein). Production tren
  10 KB (1,550 words) - 21:50, 3 March 2022
• New Albany Shale, Illinois Basin, southwestern Indiana
  ...geochemistry, organic matter in the New Albany Shale belongs to oil-prone type II kerogen, but petrographic studies suggest that it is composed of organic ...tly lower [3, 8]. The New Albany Shale was historically exploited as a gas play. Four wells drilled and completed by Endeavor Energy Resources LP and two w
  7 KB (1,107 words) - 21:50, 4 March 2022
• Reservoir system analysis
  ...fe of the field. Reservoir performance affects the economic viability of a play or prospect and is a function of reservoir system quality. Performance is e # Determine pore type for each flow unit in the key well using [[core description]]s, [[Thin sect
  4 KB (547 words) - 18:09, 1 April 2022
• Well planning
  * Nearby acreage availability (to extend play) * Anticipated pay type(s) (e.g., oil, gas, CO₂)
  6 KB (779 words) - 15:09, 24 January 2022
• Source rock
  The first factor to be assessed in an exploration play in an area yet to be drilled is whether a source rock is present. If so, th ! Type || Definition
  4 KB (569 words) - 21:38, 4 February 2022
• Mowry Shale, Powder River Basin, Wyoming
  ...ions designs and two-mile laterals proved the Mowry to be a commercial oil play in their core acreage, renewing interest from basin operators. In 2019, the ...II/III kerogen makes it more gas and condensate prone than the shallower, Type II kerogen Niobrara. The prevalence of several shallower, oilier reservoirs
  4 KB (677 words) - 17:14, 22 December 2023
• Australia, Northern TerritoryVelkerri Formation, Beetaloo Sub-basin
  ...erozoic Roper Group and the latter is the most technically mature resource play in the Beetaloo. ...haracterization is based on drill cores of various vintages. The nominated type section has been cored in drillhole Urapunga-4 from 372 m to 42 m of depth
  11 KB (1,597 words) - 15:02, 9 January 2024
• Depositional sequence analysis of plays
  ...g seismic lines and/or log [[cross section]]s, determine the systems tract type for intervals of interest, i.e., lowstand, transgressive, or highstand. ...loring-for-stratigraphic-traps_fig21-38.jpg|300px|thumb|{{figure number|2}}Play types for shelf-edge and ramp margins. From Van Wagoner et al. 1990;<ref na
  8 KB (1,184 words) - 20:44, 4 February 2022
• Erosional trap regime
  [[Category:Play type]]
  5 KB (588 words) - 16:13, 13 April 2022
• Kerogen
  ...material. The types of [[kerogen]]s present in a rock largely control the type of hydrocarbons generated in that rock. Different types of kerogen contain ...common source rock evaluation errors made by geologists during prospect or play appraisals]: AAPG Bulletin, vol. 93, issue 3, pp. 341-356.</ref>]]
  17 KB (2,363 words) - 17:40, 9 February 2022
• Austin Chalk, onshore U.S. Gulf Coast
  ...a) performed core-log calibration and defined basic lithofacies based on a type core in south Texas (Fig. 4); Loucks et al. (2021) performed a regional stu ...s reported. On the other hand, EOG discovered a large natural gas resource play on its Dorado prospect in Webb County, with a total of 21 Tcf estimated net
  8 KB (1,200 words) - 21:22, 3 March 2022
• Thelma field
  | title = Rift-Related Coarse-Grained Submarine Fan Reservoirs: The Brae Play, South Viking Graben, North Sea [[file:M115CH11FG03.jpg|300px|thumb|{{figure number|3}}Summary of the Brae Play (Fraser et al., 2003<ref name=Fraseretal2003>Fraser, S. I., A. M. Robinson,
  17 KB (2,614 words) - 19:14, 17 January 2022
• China Shale Gas & Liquids - Bohai Bay Basin
  ...production in the Dagang Oilfield marks the start of lacustrine shale oil play in the Bohai Bay Basin. ...2015). The lacustrine Shahejie shale contains 1.5-19.6% TOC in general of Type I-II organic matter origin and mainly at the immature to high mature stage
  8 KB (1,251 words) - 15:51, 14 March 2022
• Fault seal-conduit studies
  ...gouge] composition, lithology juxtapositions along faults, [[hydrocarbon]] type, and [[reservoir]] pressure. These data are important in [[trap]]s where faults play an important role in the critical [[seal]]. The analysis involves blending
  5 KB (638 words) - 14:17, 2 February 2022
• Basin-centered gas systems: examples
  ==Direct type: Greater Green River basin== ..., Almond, and Rock Springs formations. Organic matter is largely gas-prone type III [[kerogen]]<ref name=Law_1984 /> with additional contribution from ther
  25 KB (3,445 words) - 19:01, 14 March 2016
• Fault seal quantitative prediction: shale smear factor, shale gouge ratio, and smear gouge ratio
  [[Fault]]s play an important role in creating hydrocarbon traps. For a better appreciation ...ce-bed thickness. Methods (a) and (b) model the distance-tapering of shear-type smears, whereas method (c) models the form of abrasion smears.
  8 KB (1,307 words) - 16:05, 14 December 2016
• Marcellus Shale (Devonian) -- Appalachian Basin
  ...onian Marcellus Shale of the Appalachian Basin is the most extensive shale play in the U.S., covering about 66,600,000 acres (USGS Marcellus Shale Assessme ...recoverable natural gas liquids resource of 1.5 billion bbls in continuous-type accumulations in the Marcellus Shale. The estimate of natural gas resources
  19 KB (2,773 words) - 21:36, 4 March 2022
• Seismic data display
  ...needs is at the outset of processing. The processor should be aware of the type of anomaly you are trying to discern, such as porosity, gas zone, or facies ...smic-data_fig1.png|Figure 1c]]). The term ''bias'' is used to describe the type and amount of shading desired. Zero (0) bias means all positive amplitudes
  9 KB (1,404 words) - 21:17, 19 January 2022
• Forward modeling of seismic data
  ...oss section]] through a 3-D geological model representing a carbonate reef play. Reef structures are located in the interval between the depths of 2500 and ...|thumb|300px|{{figure number|1}}A strike cross section of a carbonate reef play. The [[reef]] structure on the left contains porosity, while the reef struc
  10 KB (1,513 words) - 21:16, 19 January 2022
• Super basins
  ...tional factors; among these, geological challenges and science innovations play an important role. When unconventional resources were introduced to geologi ...ies that can be correlated within and between other super basins; they can play a major role, controlling pinch-outs, truncations, wedge belts of porosity,
  27 KB (3,791 words) - 19:35, 11 October 2022
• Tight gas reservoirs: evaluation
  ...tances. Consequently, the most important geological characteristic of this type of reservoir is the nature and distribution of [[porosity]] and permeabilit [[Category:Play type]]
  11 KB (1,444 words) - 21:26, 4 January 2024
• Reservoir modeling for simulation purposes
  |+ {{table number|1}}Significance of reservoir heterogeneity type for oil recovery<ref>WEBER</ref> ! rowspan=2 | Reservoir heterogeneity type || rowspan=2 | Reservoir continuity || colspan = 2 | Sweep efficiency || ro
  17 KB (2,234 words) - 21:21, 19 January 2022
• Fluid inclusions: analysis and applications
  ..._2008>Bourdet, J., Pironon, J., Levresse, G., Tritlla, J., 2008. Petroleum type determination through homogenization temperature and vapour volume fraction ====Wealden Basin, Southern England (fluid type, migrations pathways and burial history)====
  20 KB (2,691 words) - 21:06, 21 April 2022
• Niobrara & Codell of the Denver-Julesburg Basin
  Produced fluid type follows maturity in the DJ Basin. In southeastern Wyoming as well as the fr Milne, JJ, Cumella, SP, 2014. DJ Basin Horizontal Niobrara Play, in Oil and Gas Fields of Colorado, Rogers, JP, Milne, JJ, Cumella, SP, DuB
  9 KB (1,412 words) - 21:46, 3 March 2022
• Biostratigraphic correlation and age determination
  ..., correlation methods other than the traditional use of fossil extinctions play an important role. These frequently involve characteristics of the [[Fossil An example of the first type is the thin interval in the Lower Pliocene characterized by high abundances
  11 KB (1,595 words) - 18:09, 24 January 2022
• Wattenberg field
  ...to 250 ft (>2 wt.% TOC). The source beds are dominantly Type II with some Type III kerogen present. The Wattenberg field is regarded as a basin-center type of accumulation. Characteristics of a basin-center accumulation include reg
  72 KB (10,249 words) - 20:06, 15 January 2024
• Vaca Muerta play
  | chapter = Geology and Economy to De-Risk the Unconventional Vaca Muerta Play, Argentina ...s, and the Vaca Muerta play represents the first economical unconventional play outside North America.
  77 KB (11,201 words) - 20:07, 15 January 2024
• Subsurface maps
  ...imation|reserves]] and monitor trends in reservoir performance. Geologists play a key role in subsurface mapping by using interpretations of [[depositional ...ample, in a [[Drive mechanisms and recovery#Solution gas drive|depletion]]-type reservoir, the solution gas to oil ratio is sometimes plotted versus cumula
  22 KB (3,076 words) - 13:56, 24 January 2022
• Basin-centered gas systems: global distribution
  ! Area || Level of certainty || Age || Type of system || Reference ...Emmeandstancil_2002>Emme, J., and B. Stancil, 2002, Anadarko's Bossier gas play-a sleeping giant in a mature basin (abs.): AAPG Annual Meeting Program, v.
  27 KB (3,753 words) - 14:53, 12 March 2019
• Appalachian Basin Marcellus gas play
  | chapter = The Appalachian Basin Marcellus Gas Play: Its History of Development, Geologic Controls on Production, and Future Po ...international partners, as discoveries continue to expand the scope of the play and shed light on the formation's reservoir characteristics and economic po
  89 KB (13,415 words) - 19:16, 16 January 2024
• Shale-gas resource systems
  ...d to an international effort in exploration to identify such systems. This type of resource potential is present wherever a source rock is present, with ri ...on (EampP) effort.<ref name=St2007>Steward, D. B., 2007, The Barnett Shale play: Phoenix of the Fort Worth Basin—A history: The Fort Worth Geological Soc
  73 KB (10,728 words) - 18:16, 11 January 2024
• Basin-centered gas systems: evaluation and exploration strategies
  ...s (BCGAs) reservoirs require carefully designed drilling programs and some type of artificial stimulation for commercial production rates. Reservoir contin ! Type || Source rocks || Reservoir in-situ permeability (md) || [[Hydrocarbon mig
  34 KB (5,070 words) - 15:11, 23 August 2016
• Paleontology
  ...dence of the [[depositional environments]] of the drilled |strata and thus play a role in predicting the location of [[reservoir]]s, [[source rock]]s, and The geographic setting of a basin during deposition influences the type of climate, mean annual temperature and rainfall, and oceanic and wind curr
  17 KB (2,331 words) - 20:11, 10 August 2016
• Delta plain, subaqueous
  ...s a triangular middle ground shoal separating diverging channel arms. This type of channel pattern is well displayed in the high-altitude photograph shown ...ments are much more common. [[:file:M31F18.jpg|Figure 3G]] illustrates one type of slump structure commonly seen. Near the top of the distributary-mouth ba
  60 KB (9,022 words) - 17:17, 21 March 2016
• Basin-centered gas systems: development
  ! Area || Level of certainty || Age || Type of system || Reference ...Emmeandstancil_2002>Emme, J., and B. Stancil, 2002, Anadarko's Bossier gas play-a sleeping giant in a mature basin (abs.): AAPG Annual Meeting Program, v.
  34 KB (4,772 words) - 14:44, 12 March 2019

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