Search results

...ions should be based on all available well and outcrop data and on seismic facies interpretations. ...nal sequences]] using log cross sections and seismic sections with seismic facies analyses.

...ineate the position of [[Lithofacies and environmental analysis of clastic depositional systems#Shoreline deposits|shorelines]] or [[reef]]s. Mapping thickness of # Identify the stratigraphic interval of a single depositional phase that has potential for containing reservoir rocks, i.e., [[Third-orde

...i/Dictionary:Frequency frequency], within the stratigraphic framework of a depositional sequence. Its purpose is to determine all variations of seismic parameters ...ng_2013>Zeng, Hongliu, 2013, Frequency-dependent seismic-stratigraphic and facies interpretation: AAPG Bulletin, v. 97, no. 2, p. 201–221, DOI:[http://arch

...ating maps of age-equivalent lithofacies, [[Seismic facies mapping|seismic facies]], [[Fossil assemblage|biofacies]], and thickness of reservoir-quality rock * [[Constructing a facies map]]

...ls to map. Is the target within one [[Depositional sequence identification|depositional sequence]]? Is the target the entire section? ...e level of detail. Do you need to map the paleogeography at the level of a depositional sequence or a [[Systems tracts and trap types|systems tract]]?

Stratigraphic traps are formed as a result of [[Depositional trap regime|depositional]], [[Erosional trap regime|erosional]], or [[Diagenetic trap regime|diagene * [[Depositional trap regime]]

...geography|paleogeographic maps]] of [[Depositional sequence identification|depositional sequence]]s. # Make [[Paleogeography|paleogeographic]] maps of depositional sequences.

...ggest lateral variations in depositional rates or progressive tilting of a depositional surface. [[:file:exploring-for-stratigraphic-traps_fig21-24.png|Figure 1]] ...l, part 6: stratigraphic interpretations of seismic reflection patterns in depositional sequences], in Payton, C., E., ed., Seismic Stratigraphy and Applications t

* [[Lithofacies and environmental analysis of clastic depositional systems]] * [[Carbonate reservoir models: facies, diagenesis, and flow characterization]]

...cies analysis|Seismic facies]] maps show the areal distribution of seismic facies and are useful when making [[lithofacies]] interpretations. The most common The steps below outlines a suggested procedure for mapping seismic facies.

...ting may not impose development problems. Construction of detailed seismic facies and fault pattern maps, preferably using 3-D seismic reflection volumes, re ...tand sand-prone areas. Use trends of [[isochron]] thicks basinward of each depositional cycle's shelf edge as a guide.

==Factors that control facies== ...d-performance_fig9-66.png|thumb|300px|{{figure number|1}}Typical carbonate facies that develop within the three zones.<ref name=ch09r52>Sarg, J., F., 1988, C

...primary factors affecting formation of each cycle. Precise mapping of each depositional sequence within each depocenter requires careful data integration.

Traps in the depositional regime formed primarily by processes that created facies changes between reservoir and seal-quality rocks. Besides deposition by sed ...e sealing rocks. The outline below shows the classes and subclasses of the depositional regime.

| chapter = Petroleum Source Rocks and Organic Facies ...productivity to create large quantities of organic matter and (2) suitable depositional conditions for its concentration and preservation. Creation of most hydroge

...systems. Applying a combination of concepts of [[Depositional environments|depositional environment]], [[diagenesis]], and [[sequence stratigraphy]] increases the * [[Carbonate facies]]

==Depositional cycle vs. sequence== ...uring one such cycle are called a ''[[Depositional sequence identification|depositional sequence]]''.

[[file:FG11.JPG|thumb|400px|Facies map depicting Middle Jurassic paleogeography. 1 = deep-water deposits of th ...rvoirs and trapping conditions that are undrilled. A procedure for mapping facies is outlined below:

...efreedictionary.com/provenance provenance] and [[Depositional environments|depositional environment]]) || Low variability [variations of [[limestone]] and [[dolomi ...es || Ranges from fairly uniform to extremely heterogeneous, even within a facies

...graphic location of the thickest part of any specific geographic unit in a depositional basin.<ref name=ch04r37>Gary, M., R. McAfee, Jr., and C. L. Wolf, 1974, [ht ...in basin analysis. Subdividing a depocenter into age-significant units and depositional cycles is the topic of section C.

...64, p. 1158–1178.</ref> presents an excellent review of trap types within facies-cycle wedges, which are related to transgressive-regressive cycles and can ...potential for focused [[migration]] of hydrocarbon fluids to the reservoir facies.<ref name=ch04r69>Mitchum, R., M., Jr., 1985, Seismic stratigraphic express

* Origin: erosional vs. depositional * Depositional environment

...ography]] with the results of the [[Geometrical analysis|geometric]] and [[facies analysis]]. * [[Analyzing depositional sequences for traps]]

...lity-and-performance_fig9-51.png|Figure 1]] shows the interrelationship of depositional environment with the many factors controlling sandstone diagenesis. ...400px|thumb|{{figure number|1}}Flow chart showing the interrelationship of depositional environment with the many factors controlling sandstone diagenesis. After S

...ges.com/data/specpubs/resmi1/data/a066/a066/0001/0250/0271.htm Sedimentary facies and reservoir characteristics of Frontier Formation sandstones, southwester ...s section through the Frontier Formation, Moxa arch area, Wyoming, showing facies relationships and inferred geometries. (Modified from Moslow and Tillman.<r

...nal sequences, especially when integrated with [[lithofacies]] and seismic facies. Biostratigraphic data include the following: ...rmentrout, J. M.,and J. F. Clement, 1990, Biostratigraphic calibration of depositional cycles: a case study in High Island–Galveston–East Breaks areas, offsho

...igraphic and well log data to see if they make geologic sense. Identifying depositional sequences can be complicated by postdepositional erosion and [[deformation] In the shelf-margin facies of the East Breaks study area of the GOM basin, a depositional sequence in its simplest form is identified in seismic sections as a couple

...ne–Pleistocene, Gulf of Mexico, in Weimer, P., Link, M., H., eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York ...tary-basin-analysis_fig4-46.png|{{figure number|1}}Map of the ''Glob alt'' depositional sequence of Late Pliocene age. After Armentrout et al.<ref name=ArmentroutE

...es. These trap types typically have relatively porous units in the sealing facies that are impermeable to oil [[migration]] due to [[Capillary pressure|capil ...es are created by diagenetic processes largely independent of the original depositional environment of reservoir or seal.

Depositional sequences can stack into successions of sequences if accommodation space pe ...te_and_facies_patterns|prograding]] clinoform that downlaps the underlying facies. Each clinoform is interpreted as a shelf-margin delta prograding into this

...name&filter=closure closure] and not following closures created by primary facies changes ...ocarbon cements present [[Dip|updip]] from known production within a given facies (updip [[seal]] vs. downdip [[reservoir]])

...ation about [[migration]] timing, [[trap]] preservation, and [[Lithofacies|facies]] vs. [[Diagenesis|diagenetic]] controls on [[hydrocarbon]] distribution. T ...s facies patterns may control hydrocarbon distribution || Map depositional facies

| chapter = Petroleum Source Rocks and Organic Facies ...and active sediment transport. Source rocks do not form in the high-energy depositional regimes where coarse-grained clastics are deposited (e.g., siliceous sands

...uity and (2) interpret depositional models of the source area and of the [[depositional environment]] of the [[source rock]]. Applications include the following: * Identifying [[facies]] and depositional environments

==Interpreting parasequence facies deposition== A simple, effective approach to interpreting facies deposition in carbonate parasequences or sequences is to assume the followi

...e, northwestern Gulf of Mexico, in P. Weimer and M. J. Link, eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York ...e–Pleistocene, Gulf of Mexico, in P. Weimer, and M. H. Link, eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York

| title = Sandstone Depositional Environments ...l features found in deltas therefore display a high degree of variability. Depositional features include [[distributary channel]]s, [[river-mouth bar]]s, [[interdi

...ying each cycle phase of a depositional sequence and mapping the contained facies provides a paleogeographic map for a relatively short time interval. Such h ...ne–Pleistocene, Gulf of Mexico, in Weimer, P., Link, M., H., eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York

...e–Pleistocene, Gulf of Mexico, in P. Weimer, and M. H. Link, eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York ...e, northwestern Gulf of Mexico, in P. Weimer and M. J. Link, eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York

...ber|1}}Tentative, relative depositional heterogeneity ranking of reservoir facies based primarily on Texas [[petroleum]] fields ! Depositional Environment

...inn, Jr., and J. M. Armentrout, eds., Turbidites and Associated Deep-Water Facies: WEPM Core Workshop 20, p. 1–23.</ref>

...asequence]]s. Recognizing these correlation features is key to identifying depositional sequences properly. # Divide the sedimentary section into depositional sequences, systems tracts, and parasequences using the following:

...ne–Pleistocene, Gulf of Mexico, in Weimer, P., Link, M., H., eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York ...rmentrout, J. M., and J. F. Clement, 1990, Biostratigraphic calibration of depositional cycles: a case study in High Island–Galveston–East Breaks areas, offsho

...Armentrout, J., M., Clement, J., F., 1990, Biostratigraphic calibration of depositional cycles: a case study in High Island–Galveston–East Breaks areas, offsho ...e, northwestern Gulf of Mexico, in P. Weimer and M. J. Link, eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York

...ng, or fracturing? If the trap is stratigraphic, was the closure formed by depositional, erosional, or diagenetic processes? If the trap is fluidic, was closure fo ...e carbonate trap, was the closure formed because of the reservoir and seal facies relationships of a reef, an oolite bar, or a tidal channel?

...s and environments|Clastic lithofacies]] and [[Carbonate reservoir models: facies, diagenesis, and flow characterization#Carbonate sediments and environments ...s and environments|Clastic lithofacies]] and [[Carbonate reservoir models: facies, diagenesis, and flow characterization#Carbonate sediments and environments

..., Cores and Outcrops: Concepts for High-Resolution Correlation of Time and Facies: [http://store.aapg.org/detail.aspx?id=1196 AAPG Methods in Exploration Ser ...sitional sequence. Knowing where the target interval and area are within a depositional sequence gives us the ability to predict the presence of certain trap types

file:sedimentary-basin-analysis_fig4-41.png|{{figure number|2}}Depositional strike seismic reflection profile across one of these valleys. ...e, northwestern Gulf of Mexico, in P. Weimer and M. J. Link, eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York

...l]] swamp facies. (See [[Lithofacies and environmental analysis of clastic depositional systems]].) Measured displacement pressures of the top seal have an averag ...erbank facies are greater than [[pressure::3000 psi]] (air-mercury). These facies are not thought to be effective seals because they are either thin or lack

...are analyzed for sequences and systems tracts. This involves interpreting depositional [[lithofacies]] on logs using cuttings and cores and then identifying seque # Interpret depositional lithofacies on logs using cores and cuttings to calibrate the log.

...inn, Jr., and J. M. Armentrout, eds., Turbidites and Associated Deep-Water Facies: WEPM Core Workshop 20, p. 1–23.</ref> ...northwest- ern Gulf of Mexico, in P. Weimer and M. J. Link, eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York

...ide regionally applicable criteria for recognizing systems tracts within a depositional sequence. Upward-increasing fossil abundance suggests rising relative sea l ...ob alt'' depositional cycle into the mapping intervals for slope and basin facies. The upper and lower data correlate with locally significant condensed sect

...ited during a third-order cycle is called a '''depositional sequence'''. A depositional sequence has three subdivisions: highstand systems tract (HST), transgressi ..., Cores and Outcrops: Concepts for High-Resolution Correlation of Time and Facies: [http://store.aapg.org/detail.aspx?id=1196 AAPG Methods in Exploration Ser

| chapter = Carbonate reservoir models: facies, diagenesis, and flow characterization ...s the pore size distribution and controls the productivity of depositional facies. In some cases, [[reservoir quality]] and flow characteristics are totally

...significant volumes of sand into the basin, depositing potential reservoir facies. Transgressive phases of siliciclastic deposition are likely to deposit reg ==Depositional geometry of superimposed cycles==

# Map [[paleogeography]] and facies tracts through time using systems tract maps; use core and log data to infe ...are the pore types, pore geometry, thickness, and lateral extent of porous facies?

...ted environment. Biofacies are especially useful in [[mudstone]]-dominated facies such as the GOM basin [[Cenozoic]] strata. ...e–Pleistocene, Gulf of Mexico, in P. Weimer, and M. H. Link, eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York

...ransgressive_systems_tracts|transgressive]] systems tract and the specific depositional environments within each lets us predict possible [[reservoir]], [[seal]], ...Pleistocene, Gulf of Mexico, ''in'' Weimer, P., Link, M. H., eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York

...ly, the [[lateral]] shift of the fluvial systems is recorded by sand-prone facies that document both the primary input area and the lateral shift of the depo ...aic systems is also reflected in the lateral shift of the [[gravity]]-flow depositional systems on the slope and basin floor.<ref name=Feng_Buffler_1994>Feng, J.,

Stacked depositional sequences can be recognized in well data using ...ctions that crosses the entire basin, either along depositional [[dip]] or depositional strike. Use as many wells as practical. Where available, add measured secti

* [[Climate]] This is on the [[Depositional sequence definition]] page * [[Facies]]

...e scale provides such an age model. Using this age model to calibrate each depositional sequence lets us calculate geologic rates, such as rates of rock accumulati ...struct a depositional sequence chart for the study area. Use all available depositional sequence and biostratigraphic data.

...aphic equivalency of strata. Fossil assemblages are also evidence of the [[depositional environments]] of the drilled |strata and thus play a role in predicting th ==Depositional environments and facies analysis==

...fourth-, or fifth-order sea level cycles and the relationship that stacked depositional sequences deposited during those cycles have to each other. Knowing the ord ...ne–Pleistocene, Gulf of Mexico, in Weimer, P., Link, M., H., eds., Seismic Facies and Sedimentary Processes of Submarine Fans and Turbidite Systems: New York

...p. 110–146.</ref><ref name=ch21r34>Prosser, S., 1993, Rift-related linked depositional systems and their seismic expression, in Williams, G., D., Dobb, A., eds., ...n, or their correlative unconformities.” Paleogeographic reconstruction of facies belts at precise moments in time is the goal of the sequence stratigrapher.

...ga2007>Spalletti, L. A., and G. D. Veiga, 2007, Variability of continental depositional systems during lowstand sedimentation: an example from the Kimmeridgian of ...uintuco Formation, carbonate platform facies; Vaca Muerta Formation, slope facies and high TOC.<ref name=Galeazzi>Galeazzi, S., F. Pose, & A. Gangui, 2014, E

...mities]] (sequence boundaries) is part of an effective exploration effort. Facies, [[porosity]] systems, and hydrocarbon shows are evaluated in context with ==Subcrop and facies mapping example==

* Depositional The '''depositional stage''' is the relatively short time involved in the final deposition at t

...profile may be determined reasonably confidently; however, the [[lateral]] facies progression will have to be inferred by analog and other means. ...ndhobday_1996>Galloway, W. E., and D. K. Hobday, 1996, Terrigenous clastic depositional systems: Applications to petroleum, coal, and uranium exploration: New York

...mation record the north-to-south advancement of shallow-marine and fluvial depositional systems. At Prudhoe Bay, the Ivishak Formation is unconformably overlain by ...Mcgowenetal_1987>McGowan, J. H., S. Bloch, and D. Hite, 1987, Depositional facies, diagenesis, and reservoir quality of Ivishak Sandstone (Sadlerochit Group)

...ios of continental- vs. marine-derived components provide clues concerning depositional environment and hydrocarbon-generating potential (e.g., type and amount). P ...man & Hall, 651 p.</ref> summation of the geochemical aspects of organic [[facies analysis]]. These two volumes should be the points of reference for designi

===What are the regional tectonic, structural, and depositional trends?=== ...may exist. The interpretation of fault styles, structural geometries, and facies patterns must be consistent with regional tectonic forces and basin infilli

| chapter = A Depositional Model for the T-Block Thelma Field, UKCS Block 16/17 ...of key [[petrophysics|petrophysical]] parameters, but again, a detailed [[depositional model]] is not proposed.

...038/a038/0001/0100/0108.htm Classification of carbonate rocks according to depositional texture], ''in'' W. E. Ham, ed., Classification of Carbonate Rocks: [https: Both classifications provide an indication of depositional energy setting and reservoir quality.

...hutoff in sediment supply and approximate time lines separating successive depositional systems. ===Depositional Systems===

...apages.com/data/bulletns/1984-85/data/pg/0069/0003/0350/0385.htm Tectonic, depositional, and diagenetic history of Monterey Formation (Miocene), central San Juaqui ...ea. The Stevens is an informal unit that represents a deep-marine, clastic facies of the Monterey Formation, an organic-rich shale that is considered to be t

...ands, strand-plains], in P. A. Scholle and D. R. Spearing, eds., Sandstone depositional environments: [http://store.aapg.org/detail.aspx?id=627 AAPG Memoir 31], p. ...chives.datapages.com/data/bulletns/1986-87/data/pg/0070/0007/0800/0809.htm Facies architecture and production characteristics of strand-plain reservoirs in N

...n], we construct a paleogeographic restoration to approximate the original depositional basin outline (see [[Paleogeography]]). ...of the potential number of source-rock intervals or variations of kerogen facies within a [[source rock]]. We can prepare or locate a map showing the distri

...d environmental analysis of clastic depositional systems]] and [[Carbonate facies]]), and [[Seismic interpretation|seismic–stratigraphic interpretation]] o

...ges.com/data/specpubs/memoir121/data/201_aapg-sp2120201.htm Sedimentology, depositional model, and implications for reservoir quality], ''in'' D. Minisini, M. Fant ...luate the potential for high quality reservoir units in other parts of the depositional system.

...oy-foto13.jpg|400px|thumbnail|right|Schematic distribution of contourite's facies. It shows a longitudinal and transverse decrease in current intensity.]] == Contourite Facies and Features ==

[[Depositional environments|Depositional environment]] is the dominant factor in determining the types of organic ma ! Typical depositional environment

...not by subaerial erosion due to stream rejuvenation or basinward shift in facies”.<ref name=ch21r45>Van Wagoner, J. C., 1995, [http://archives.datapages.c ...in basin analysis I: architecture and genesis of flooding-surface bounded depositional units]: AAPG Bulletin, vol. 73, p. 125–142.</ref> argues that maximum flo

...northwestern Gulf of Mexico ''in'' P. Weimer and M. J. Link, eds., Seismic facies and sedimentary processes of submarine fans and turbidite systems: New York ...rmentrout, J. M., and J. F. Clement, 1990, Biostratigraphic calibration of depositional cycles: A case study in High Island-Galveston-East Breaks areas, offshore T

...s.com/data/bulletns/1968-70/data/pg/0052/0010/1900/1925.htm Rainbow Member facies and related reservoir properties, Rainbow Lake, Alberta]: AAPG Bulletin, v. * Identify the major lithofacies, vertical sequences, and depositional environments from available core. Relate lithofacies, at the whole-core sca

...r, R. J., and R. W. Tillman, 1980, Tectonic influence on deltaic shoreline facies, Fox Hills Sandstone, west-central Denver basin: Colorado School of Mines P ...lack of a three-dimensional view and the inability to observe [[lateral]] facies changes and large-scale sedimentary features directly.

...sis_fig4-13.png|{{figure number|5}}Paleogeography of the Mississippi River depositional system from approximately 6 Ma to 4 Ma (interval A). After Piggott and Pulh ...a/pg/0074/0004/0000/0425.htm Sequence stratigraphy, facies geometries, and depositional history of the Mississippi fan, Gulf of Mexico]: AAPG Bulletin, vol. 74, p.

...a combination of direct observation of physical characteristics (such as [[facies]]), measured properties (such as [[porosity]] and [[permeability]]), and [[ ...5/0450/0492.htm Petrography, geochemistry, and origin of burial diagenetic facies, Siluro-Devonian Helderberg Group (carbonate rocks), central Appalachians]:

...cting-reservoir-system-quality-and-performance_fig9-55.png|Figure 2]]) and depositional environment. ...nalog values, however, may have wide ranges within facies and subfacies of depositional environments. Therefore, we should use care when applying analog data.

...sandstone quality depends on predicting diagenetic history as a product of depositional environments, sediment composition, and fluid migration patterns. * [[Influence of depositional environment on sandstone diagenesis]]

...ersity in correlation with environmental parameters in both dip and strike depositional line. Theses parameters include: water depth, temperature, salinity, oxygen ...x|{{figure number|3}}Example of main microfossils group and the associated depositional environment.<ref name=Jenkins_2013>Jenkins, J.M. ed., 2013. Applied micropa

| chapter = Lithofacies and environmental analysis of clastic depositional systems ...t is at this smaller scale that lithofacies analysis and interpretation of depositional environments become important for [[Predicting reservoir system quality and

...contact [[dip]] angles and directions are constant over the field despite facies changes. Oil-water contact has a steeper dip than the gas contacts, but all ...ith different capillary properties Fluid contacts at facies changes (See [[Depositional environments]]) Oil-water and gas-water contacts affected; gas-oil contact

...er) that either back-strip the sedimentary layers by “flattening” to their depositional surface or [http://www.merriam-webster.com/dictionary/palinspastic palinspa ...ubsurface tool. Thicks and thins displayed in those maps are assumed to be depositional variations related to vertical components of structural relief and/or movem

...system. Then, from the characteristic depositional system, we can know the depositional environments of sediment or sedimentary rock. ==Definition of Depositional Environments==

...rock that begins with good [[porosity]] and [[permeability]], either from depositional or early diagenetic processes, has a better chance of retaining those quali * [[Carbonate facies]]

...D. R. Spearing, eds., [http://store.aapg.org/detail.aspx?id=627 Sandstone depositional environments]: AAPG Memoir 31, p. 115–137.</ref>]] ...R. G., and D. J. Cant, 1984, Sandy fluvial systems, in R. G. Walker, ed., Facies models: Toronto, Canada, Geological Association of Canada, p. 71–89.</ref

..., innovativeness and learnt knowledge of sandstone composition, associated depositional environment and burial diagenetic history are vital for the success of any ==Sandstone depositional environments==

* Determining the facies of the reservoir rock through data gathering from cores and logs ...owledge of the typical flow characteristics associated with the prevailing facies and diagenetic overprint and of a data base to predict reservoir body conti

..., Sedimentology and stratigraphy of shales: Expressions and correlation of depositional sequences in the Devonian of Tennessee, Kentucky, and Indiana: AAPG Field G ...15.</ref><ref> Schieber, J., 1999, Distribution and deposition of mudstone facies in the Upper Devonian Sonyea Group of New York: Journal of Sedimentary Rese

...ogists play a key role in subsurface mapping by using interpretations of [[depositional environments]] and [[Diagenesis|diagenetic]] events to project reservoir da Interpretations of [[Depositional environments|depositional trends]], [[Predepositional structure|pre-]] and [[Syndepositional structur

| chapter = Petroleum Source Rocks and Organic Facies ...re nonhydrocarbons (except for methane, CH4) and often escape early in the depositional and burial process. Therefore, the organic residue preserved in rocks and a

...omogeneities in rock properties may transect or reverse trends produced by depositional controls and can significantly influence reservoir properties, including in ...complex distribution that is not directly correlated with or controlled by depositional factors.

...and crystals will form carbonate cements that changes water chemically and depositional environment changes from marine phreatic to meteor phreatic or from shallow ...rap formed during deposition or diagenesis rock include formation of lens, facies changes and reef. Secondary stratigraphic trap is formed after deposition p

[[Sequence stratigraphy]] is the study of genetically related facies within a framework of [http://www.stratigraphy.org/upload/bak/chron.htm chr The sequence stratigraphy model postulates a worldwide succession of depositional events such as coastal [http://www.glossary.oilfield.slb.com/en/Terms.aspx?

...olian systems, in H. G. Reading, ed., Sedimentary environments: Processes, facies and stratigraphy, 3d ed.: Oxford, Blackwell Science, p. 125–153.</ref> ....wiley.com/doi/10.1111/j.1747-5457.1979.tb00699.x/abstract Relationship of facies and reservoir quality in Rotliegends desert sandstones, southern North Sea

...name=ch08r38>Palmer, S. E., 1984, Hydrocarbon source potential of organic facies of the lacustrine Elko Formation (Eocene/Oligocene), northeast Nevada, in J .../pg/0069/0008/1250/1255.htm Relationship between petroleum composition and depositional environment of petroleum source rocks]: AAPG Bulletin, vol. 69, p. 1255–1

...ositional_environment_slb.jpg|450px||thumbnail|center|{{figure number|3|}} Depositional environment and grain size.<ref>http://www.glossary.oilfield.slb.com</ref>] ...the process is formed by the erosion, transport and deposition of forming depositional formation.

| Distributary channel sands commonly the highest permeability facies association in deltas || Can be the most productive intervals in a delta || ...ndhobday_1996>Galloway, W. E., and D. K. Hobday, 1996, Terrigenous clastic depositional systems: Applications to petroleum, coal, and uranium exploration: New York

...tm Stable carbon isotope compositions of crude oils: application to source depositional environments and petroleum alteration]: AAPG Bulletin, vol. 68, p. 31–49. ...mples supports the conclusion that they are sourced from similar [[organic facies]].

| Depositional topography || Reef-rimmed platforms || Gently sloping ramps on [[Well_log_s * [[Carbonate facies]]

...sed on core facies association, presence of glauconite and acritarchs, the depositional environment of the formation is interpreted as marine below wave base, in a ...n within the Velkerri Formation, it represents the deepest and most distal depositional environment and contains the highest proportion of fine-grained sediments.

...ilurian “hot shales” in North Africa and Arabia: Regional distribution and depositional model: Earth Science Reviews, v. 49, p. 121–200.</ref>). ...ilurian “hot shales” in North Africa and Arabia: Regional distribution and depositional model: Earth Science Reviews, v. 49, p. 121–200.</ref>). The organic-rich

...ults are seals that stop the lateral flow of pore water toward the neritic facies.<ref name=pt03r13>Dickey, P. A., C. R. Shriram, and W. R. Paine, 1968, Abno ...istribution of reservoirs and overpressuring is strongly controlled by the depositional environment ([[:file:pressure-detection_fig1.png|Figure 1]]). Overpressured

| part = Depositional Environments and their Flow Characteristics ...and 1.2 mi) wide.<ref>Major, R. P., D. G. Bebout, and P. M. Harris, 1996, Facies heterogeneity in a modern ooid sand shoal—An analog for hydrocarbon reser

...Marfurt, K. (2020). Seismic attribute selection for machine learning based facies analysis. SEG International Exposition and Annual Meeting 2019, 1853–1857 ====Structure Interpretation and Facies Detection====

| title = Sandstone Depositional Environments ...ronments of deposition], in P. A. Scholle and D. Spearing, eds., Sandstone depositional environments: [http://store.aapg.org/detail.aspx?id=627 AAPG Memoir 31], p.

...ogy and/or geometry || Determine sedimentary characteristics and origin of facies through [[core description]] and construct predictive models for [[lateral] ...ges.com/data/specpubs/resmi1/data/a066/a066/0001/0250/0271.htm Sedimentary facies and reservoir characteristics of Frontier Formation sandstones, southwester

...tional environment, sedimentary material, [[grain size]] distribution, and facies, also different type and intensity of [[diagenesis]] processes.

* Depositional sequence Definitions_of_depositional_system_elements#Depositional_cycle_vs. * seismic facies http://wiki.seg.org/wiki/Dictionary:Seismic_facies

...ent of deposition (see [[Lithofacies and environmental analysis of clastic depositional systems]]). This dictates the grain characteristics, which in turn control ...f reservoir enhancement or degradation by diagenesis, and the influence of depositional textures on reservoir quality can be determined (see [[Thin section analysi

Clinoform surfaces control aspects of facies architecture within shallow-marine parasequences and can also act as barrie ...clinoforms in models of shallow-marine reservoirs to properly characterize facies architecture and volumes of hydrocarbons in place.<ref name=Sch09 /> Under

...rmian, and Western Canadian basins. These geometries are a response of the depositional environments and the configuration of the basin in which they occur. The re ...ated to variations of capillarity; and (4) lateral and vertical changes of facies with primary permeability barriers ([[:file:GiacomoneEtAlFigure3.jpg|Figure

| title = Sandstone Depositional Environments ...ments of deposition] ''in'' P. A. Scholle and D. Spearing, eds., Sandstone depositional environments: [http://store.aapg.org/detail.aspx?id=627 AAPG Memoir 31], p.

! Depositional environment || Thickness || Width || Width/thickness ratio ...field, Colorado], in A. D. Miall and N. Tyler, eds., The three dimensional facies architecture of terrigenous clastic sediments and its implication for hydro

* They reveal depositional conditions and environments (e.g., provenance, transport, reworking, and bu ...an be used in stratigraphic context to recognize long-term and large-scale depositional trends (i.e., vertical stratal stacking patterns and map views). These tren

...mption that this surface was horizontal when deposited assumes no original depositional slope. ...rpendicular to depositional strike ([[dip]] or transverse section) to show facies changes toward or away from the basin margin. Strike sections parallel to t

...sedimentation and [[tectonic]]s controlled both basin development and post-depositional deformation, favoring the creation of a large number of structural and [[st ...ution of climate belts (and thus the distribution of the climate-sensitive depositional environments), the depth and area of the submerged shelves, and the biogeni

* outcrop analogs/modern depositional environments ...r|2}}Example of a core photograph. The photograph shows the channel margin facies association from deep-water sediments of the Nelson field, UK North Sea (fr

...h, 2000<ref name=Sisodiaandsingh2000>Sisodia, M.S., and U. K. Singh, 2000, Depositional environment and hydrocarbon prospects of the Barmer Basin, Rajasthan, India ...by a few deep-seated faults, many of which extend to the surface. A major depositional hiatus of late [[Oligocene]] to early [[Miocene]] age and subsequent [[tilt

...y, and hazards: AAPG Studies in Geology 31, p. 101-125</ref> explains that depositional environment in forearc basin may evolove from deep-water deposit, shallow-m ...and biotite. Zeolite may prograde to amphibolite facies, then to eclogite facies. Water produced from metamorphism may occur at depth of 80 – 125 km. As w

| title = Sandstone Depositional Environments ...ents of deposition], ''in'' P. A. Scholle and D. Spearing, eds., Sandstone depositional environments: [http://store.aapg.org/detail.aspx?id=627 AAPG Memoir 31], p.

...nd Late Cretaceous. Part of the accumulation time a was interspersed with depositional gaps that separate the various supersequences. ...ed analysis of basin subsidence shows a relationship between the cycles of depositional space creation in intracratonic areas and orogenic episodes. Several orogen

...form that covered Fars and the southeast part of the Dezful embayment, the depositional environment remained oxic and no source rocks were deposited ([[:file:M106C ...East of Zakum, the Diyab Formation passes into a clean sucrosic dolomitic facies ([[:file:M106Ch14Fig13.jpg|Figure 6]]). Actual TOC values of the Diyab Form

...hives.datapages.com/data/bulletns/1965-67/data/pg/0049/0002/0150/0186.htm Depositional environments of Muddy Sandstone, western Denver basin, Colorado]: AAPG Bull ...tween two of the highest sea levels during the Cretaceous. The interpreted depositional environment for the Codell Sandstone is as a shelf sand or shoreface<ref na

==Regional depositional setting== ...r|3}}Middle Devonian paleogeography showing the restricted Marcellus Shale depositional basin. Modified from Blakey.<ref name=Blky>Blakey, R., 2005, [http://jan.uc

...ef> Brown, L. F., Jr., R. F. Solis Iriate, and D. A. Johns, 1990, Regional depositional systems tracts, paleogeography, and sequence stratigraphy, Upper Pennsylvan ...st, B., 2016a, Resource reservoirs and hydrocarbon source rocks defined by depositional time-intervals and tectonic basin type, continental United States, Eighth I

...the Great Basin, in R. A. Robison and A. J. Rowell, eds., Paleontology and depositional environments: Cambrian of western North America: Brigham Young University G ...n and lower Montezuman faunas have been recovered from inner-shelf clastic facies. Hence, the biostratigraphic value of the fallotaspidoids for subdivision o

...geted unit, sedimentology and sequence stratigraphy to predict the lateral facies variability, geochemistry to determine the fluid segment, and petrophysics ...faults of the Huincul High, (3) the central western area dominated by post-depositional thrust faults rooted in the evaporitic Auquilco Formation, and strike-slip

...ed. TOC values vary from 0.1% to 1.34% and mean value is 0.40% ± 1.26%. D3 facies contain a mixture of type II and type III kerogen. Max Tmax value is 439.16 The first sequence is divided into four facies types and numbered D1 through D4. All levels contain rich organic matter ex

...atic]] [[breccia]] zone (Sagua la Chica* belt) representing a [[forereef]] facies, although reefs themselves are not common in outcrops. ...mpanied by some coarse [[Lithofacies and environmental analysis of clastic depositional systems|clastic sediment]] (present; [[:file:St58OverviewFG34.JPG|Figure 10

...ation in allochemical limestone. (F) Dolostone and the precursor limestone depositional texture is less preserved. (G) Precursor oomoulds or pelmoulds occupied by ...and reducing crystal size of dolomites. On the contrary, the transgressive facies contains reducing dolomite quantity, dolomite stoichiometry and δ18O (VPDB