Welcome to the new Datapages Archives
Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.
AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.
Welcome to the new Datapages Archives
Search Results > New Search > Revise Search
The AAPG/Datapages Combined Publications Database
Showing 11,267 Results. Searched 200,636 documents.
Eustatic Controls on Clastic Deposition Iconceptual Framework
H. W. Posamentier, M. T. Jervey, P. R. Vail
Special Publications of SEPM
... fall-and-rise inflection points is considered with regard to the occurrence of unconformities and condensed sections, respectively. Type 1...
1988
Facies Changes From Fluvial Conglomerate to Braided Sandstone of the Early Proterozoic Eldorado Formation, Welkom Goldfield, South Africa
Charles S. Kingsley
Special Publications of SEPM
... and is overlain by the Ventersdorp lava. The rapid change in thickness is due to intraformational unconformities. Four distinct alluvial fan cycles with radii...
1987
Baselap Patterns and the Recognition of Lowstand Exposure and Drowning--A Mississippian-Ramp Example and its Seismic Signature
C. Robertson Handford
Journal of Sedimentary Research (SEPM)
..., Drowning unconformities on carbonate platforms, in Crevello, P.D., Wilson, J.L., Sarg, J.F., and Read, J.F., eds., Controls on Carbonate Platform and Basin...
1995
Relative Sea Level Changes During the Cretaceous in Israel
Akiva Flexer , Amnon Rosenfeld , Shulamit Lipson-Benitah , Avraham Honigstein
AAPG Bulletin
... major regional unconformities, the Aptian-Albian and Turonian-Coniacian boundaries. The sedimentary cycles are related to regional tectonic...
1986
Paleocave architectures and controlling processes of the Ordovician carbonate paleokarst systems in western and central Tarim Basin, northwestern China
Changsong Lin, Haijun Yang, Jianfa Han, Jingyan Liu, Zhenzhong Cai, Hao Li, and Manli Zhang
AAPG Bulletin
... by karstification with composite unconformities and hypogenic process. The paleokarst system in the central uplift belt formed in a carbonate island...
2024
Cambrian Oil and Gas: A World Review
Allison R. Palmer
CSPG Special Publications
... with unconformities. Future successful exploration for oil and gas occurrences in Cambrian rocks will depend largely on increased knowledge of basement...
1980
Application of Sequence Stratigraphic Techniques on the Non-Marine Sequences: An Example from the Balingian Province, Sarawak
Ismail Che Mat Zin, Jaafar Sipan
Geological Society of Malaysia (GSM)
.... The sequence is defined as a relatively conformable succession of genetically related strata bounded by unconformities or their correlative conformities...
1994
Structural History of Parts of Southeastern Utah from Interpretation of Geologic Sections
H. W. C. Prommel , H. E. Crum
AAPG Bulletin
... observed minor unconformities within this formation. The eroded upper surface is overlain by the Shinarump conglomerate. With the exception of the Moab...
1927
A Paleogeographic Approach to the Devonian of Turkey
I. Gedik
CSPG Special Publications
... disconformities and unconformities observed in the Paleozoic and early Mesozoic sequences should be interpreted as results of epeirogenic movements...
1988
Facies Indicators in the Upper Pennsylvanian of Seminole County, Oklahoma
William F. Tanner
Journal of Sedimentary Research (SEPM)
..., in the western part of the county. The average dip is about 90 feet per mile, to the west. Two major and many lesser unconformities appear within the sequence...
1953
Geological Limitations to Oil Law
William W. Porter II
AAPG Bulletin
... of the producing zone and create highly productive areas within a field. Where faults are buried beneath unconformities hundreds or thousands of feet deep...
1938
A History of Changing Concepts in Petroleum Exploration and Development, Cretaceous Dakota Group, Rocky Mountain Basins
Robert J. Weimer
Wyoming Geological Association
... to fluvial deposits, or by truncation by regional unconformities. Where developed at the base of the marine shales, transgressive sandstones are mapped...
2003
An Angular Unconformity between the Woodbine and Eagle Ford Formations in Delta, Hunt, and Hopkins Counties of the East Texas Basin
Adewale Amosu, Matthew Wehner
GCAGS Transactions
... interior of North America: Geological Society of America Bulletin, v. 74, p. 93–114. Stephenson, L. W., 1929, Unconformities in Upper Cretaceous...
2015
The geology and stratigraphic framework of the Kuching Zone Sarawak: Current understanding and unresolved issues
Najiatun Najla Mohamad, Abdul Hadi Abd Rahman, Mohd Suhaili Ismail
Geological Society of Malaysia (GSM)
... are represented by major unconformities which are apparent between the pre-Upper Carboniferous and Carboniferous-Permian rocks, between the Carboniferous...
2020
Seismic Stratigraphy and Global Changes of Sea Level: Part 7. Seismic Stratigraphic Interpretation Procedure: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation
R. M. Mitchum Jr., P. R. Vail
AAPG Special Volumes
... expression of depositional sequences--stratigraphic units of relatively conformable, genetically related strata bounded by unconformities...
1977
Seismic-Stratigraphic Interpretation of Depositional Systems and its Role in Petroleum Exploration (Part 1)
L. F. Brown Jr., W. L. Fisher
AAPG Special Volumes
... along (1) stratal surfaces or (2) unconformities. Stratal surfaces are bedding contacts which represent relict depositional surfaces rather than...
1980
Seismic Stratigraphy of Shelf and Slope, Northeastern Gulf of Mexico
Sunit K. Addy , Richard T. Buffler
AAPG Bulletin
...., T. H. Shipley, and R. T. Buffler, 1980, Unconformities of the North Atlantic: Philosophical Transactions of the Royal Society of London, v. A294, p...
1984
ABSTRACT: Three-dimensional architecture of shelf-building sediment drifts in the offshore Canterbury Basin, New Zealand; #90013 (2003)
HONGBO LU, CRAIG FULTHORPE, PAUL MANN
Search and Discovery.com
... unconformities as diachronous surfaces distinct from sequence boundaries. 2. Sediment drift geometries and classification The channel-like features...
2003
Siliciclastic Sedimentation in Paleocaves of the Pekisko Formation, Twining Field, #51068 (2015).
John Hopkins, Susan Reid, Andrew Nimmo
Search and Discovery.com
... of underlying carbonates is manifest as paleocaves outlined by unconformities that separate the host Pekisko Formation (Tournaisian) from younger...
2015
Oil and Gas in Southwestern Region--Geologic Framework
George R. Gibson
AAPG Special Volumes
... structures existed. Four Paleozoic continent-wide interregional unconformities are present. The approximate dates of the regressional maxima...
1965
STRUCTURAL FEATURES OF THE BLACK HILLS AND ADJACENT AREAS DEVELOPED SINCE PRE-CAMBRIAN TIME
JAMES A. NOBLE
Montana Geological Society
... to the northwest or north. Fig. 4 suggests that two unconformities (after that of the Deadwood) are sufficient to explain the disappearance of the four...
1952
UNCONFORMITIES, STRATIGRAPHIC TRAPS AND SEDIMENTATIONAL PATTERNS IN NORTHERN GREAT PLAINS
WILLARD D. PYE
Montana Geological Society
...UNCONFORMITIES, STRATIGRAPHIC TRAPS AND SEDIMENTATIONAL PATTERNS IN NORTHERN GREAT PLAINS WILLARD D. PYE 1954 67 71 The concentration of oil, as well...
1954
Regional Seismostratigraphic Study of the Tembungo Area, Offshore West Sabah
Ismail Che Mat Zin
Geological Society of Malaysia (GSM)
... where they normally became erosional unconformities. Once the sequence boundaries were confidently picked, the correlation were made throughout the study...
1992
Lithostratigraphic Architecture of the Mississippian Reeds Spring Formation (Middle Osagean) in Southwest Missouri, Northwest Arkansas, and Northeast Oklahoma: Outcrop Analog of Subsurface Petroleum Reservoirs
S. J. Mazzullo, Brian W. Wilhite, Darwin R. Boardman II
Oklahoma City Geological Society
... contacts of the Reeds Spring imply that the formation is time-transgressive, and there are local unconformities at the top of the formation...
2011
Statistical Determination of Mean Strike and Dip: An Example from the Basal Tuscaloosa, Eastern Alabama
F. A. Pontigo, Jr. , W. C. Parker , W. F. Tanner
GCAGS Transactions
... on the plotted position of the contact on a 7.5 minute topographic map. Erosional unconformities are studied, at least in part, because they contain...
1983