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The AAPG/Datapages Combined Publications Database
Showing 163 Results. Searched 195,452 documents.
Variations in Morphology of Major River Deltas as Functions of Ocean Wave and River Discharge Regimes
L. D. Wright , J. M. Coleman
AAPG Bulletin
.... The value of xj^prime is simply the distance, xj, from the protrusion axis to interval j divided by the protrusion half-width, xn (the maximum width...
1973
Continuous Sea-Floor Spreading in Red Sea: An Alternative Interpretation of Magnetic Anomaly Pattern
J. L. Labrecque , N. Zitellini
AAPG Bulletin
... for instance, that the reduction in the value of ^sgrP in Figure 5 occurs over a zone of 150 km (93 mi) (basin half-width). This is equivalent...
1985
Porosity Reduction in Sandstone by Quartz Overgrowth
Frederic Leder, Won C. Park
AAPG Bulletin
..., and dP/dL is the pressure gradient across the resistance to flow. L is the half-width of a symmetrical basin. Referring to Figure 2, EQUATION (26...
1986
Attributes and Origins of Ancient Submarine Slides and Filled Embayments: Examples from the Gulf Coast Basin
Robert A. Morton
AAPG Bulletin
... landward of the lower Miocene paleoshelf margin or about one-half the width of the continental shelf inundated during the middle Miocene (Amphistegina B...
1993
Subsurface Structure of the Eastern Edge of the Zagros Basin as Inferred from Gravity and Satellite Data
Mohamed N. Bushara
AAPG Bulletin
... of the anomaly and X12/ is the half-width of the anomaly. The application of this formula requires source anomalies with heights and diameters...
1995
Prospect of hydrocarbon associated with fossil-rift structures of the southern Indus basin, Pakistan
Nayyer Alam Zaigham, Khalil Ahmad Mallick
AAPG Bulletin
... to 1000 gammas. Parameters A and B are prism half width given in units of H = 1. On the basis of the present analysis, we have inferred a fossil rift...
2000
Architectural elements in a high-continuity sand-prone turbidite system, late Precambrian Kongsfjord Formation, northern Norway: Application to hydrocarbon reservoir characterization
N. J. Drinkwater, K. T. Pickering
AAPG Bulletin
..., is that the TVF, in many cases, is more akin to a half-width depth ratio defined by many other workers, because the full width is generally compared...
2001
Three-Dimensional Model of Alluvial Stratigraphy: Theory and Application
Scudder D. Mackey , John S. Bridge
Journal of Sedimentary Research (SEPM)
...), typically half the width of the fault trace Rd reverse drag radius (m) s floodplain slope exponent Scv maximum cross-valley slope at the edge...
1995
Some Mississippian Conodonts from the Ouachita Mountains
Maxim K. Elias
Ardmore Geological Society
... side of platform about half the width of outer side, and extends only slightly longer anteriorly, ornamented by one (?) long nodose ridge (outer edge...
1959
Contrasting Styles of Late Neogene Deep-Water Sandstone Deposition, Offshore Texas
Robert A. Morton
Special Publications of SEPM
... or about one-half the width of tho cnalinmnlal shelf inundated by Ihm Amphistsgisa B esgional transgression. Lasdward sotent of the pedimeot...
1992
Three-Dimensional Connectivity of Point-Bar Deposits
Brian J. Willis, Hong Tang
Journal of Sedimentary Research (SEPM)
... topography of cutbank channel margins are modeled as a vertical quarter ellipse perpendicular to the channel centerline with long axis half the width...
2010
Implications of the October 17, 1989 Loma Prieta Earthquake for the Emergence of Marine Terraces Along the Santa Cruz Coast, and for Long Term Evolution of the Santa Cruz Mountains
Robert S. Anderson, Dan L. Orange, Susan Y. Schwartz
Pacific Section of AAPG
... form of the mountain range is decidedly asymmetric, being steepest on the fault-facing side. The half-width of the topography (distance to a point...
1990
Discovery of Paleogene Deposits of the Central High Plains Aquifer In the Western Great Plains, U.S.A.
Jon J. Smith, Greg A. Ludvigson, Anthony Layzell, Andreas Möller, R. Hunter Harlow, Elijah Turner, Brian Platt, Michael Petronis
Journal of Sedimentary Research (SEPM)
..., and polished to half width to expose their internal structures. U–Pb zircon ages were determined by laser ablation inductively coupled plasma mass spectrometry...
2017
Mechanism of Extension and Rifting at the Antarctica Continental Margin
G. W. Moore, S. L. Eittreim
Circum Pacific Council Publications
..., with a half width of 1 0 0 - 1 5 0 k m , is a c c o m p a n i e d at the former sur face by a belt of extension 4 0 0 - 5 0 0 k m wide. T h i s relation ship...
1987
The stratigraphic evolution of a submarine channel: Linking seafloor dynamics to depositional products
Stephen M. Hubbard, Zane R. Jobe, Brian W. Romans, Jacob A. Covault, Zoltan Sylvester, Andrea Fildani
Journal of Sedimentary Research (SEPM)
... To examine the time–space evolution of the M2 channel element, we construct a diagram of channel-element half-width against interpreted relative time (Fig...
2020
Foraminifera from the Cretaceous Neogastroplites Zone Moberly Lake, British Columbia
G. D. Sutherland, C. R. Stelck
CSPG Bulletin
... coiled, small, one-half the width of ultimate chamber and comprising one-fifth of the over-all length of the test, three chambers in coil; uniserial...
1972
Regional Dolomitization of Shelf Carbonates in the Burlington Keokuk Formation (Mississippian), Illinois and Missouri Constraints From Cathodoluminescent Zonal Stratigraphy
Harris S. Cander, Jonathan Kaufman, Lawrence D. Daniels, William J. Meyers
Special Publications of SEPM
... syntaxial overgrowth on corroded dolomite II cores these rims should be equal in thickness to about one half the width of the coexisting totally dolomite I...
1988
Reservoir Geomechanics Applied to Drilling and Completion Programmes in Hostile and Complex Environments: North West Shelf, Timor Sea, North Sea and Colombia
David A. Castillo, D. Moos
Indonesian Petroleum Association
... with the rock strength (Barton et al. 1988), we can re-write Equation 1 as follows: where θb is the half-width of wellbore breakouts (measured from...
2002
Rigorous Estimation of the Initial Conditions of Flowback Using a Coupled Hydraulic Fracture/Dynamic Drainage Area Leakoff Model Constrained by Laboratory Geomechanical Data
Z. Zhang, B. Yuan, A. Ghanizadeh, C.R. Clarkson, J.D. Williams-Kovacs
Unconventional Resources Technology Conference (URTEC)
...e 𝑁 𝑝 is cumulative oil production; 𝑊𝑝 is cumulative water production; 𝑁 𝑠,𝑓 and 𝑊 𝑠,𝑓 are cumulative oil/water production from fracture network (STB); 𝑤 𝑓 i...
2018
Mechanism of Passive Margins and Inland Seas Formation: Tectonic Processes: Model Investigations of Margin Environmental and Tectonic Processes
E. V. Artyushkov, S. V. Sobolev
AAPG Special Volumes
... and formation of oceanic crust between two continental blocks moving apart. The initial width of the continental slope should be about one-half the width...
1982
Thermal History of Alberta Deep Basin: Comparative Study of Fluid Inclusion and Vitrinite Reflectance Data
Barbara J. Tilley , Bruce E. Nesbitt , Fred J. Longstaffe
AAPG Bulletin
... for a distance outward from the intrusive midplane of 2.5 times the body half-width (Norton and Cathles, 1979). In the Deep Basin, the conglomerate is 7 m...
1989
Relay ramps and rhombochasms in the northern Appalachian Basin: Extensional and strike-slip tectonics in the Marcellus Formation and Utica Group
Robert Jacobi, Joel Starr, Craig Eckert, Charles Mitchell, and Alan Leaver
AAPG Bulletin
...). Ramp widths are commonly approximately half the mechanical thickness (Soliva et al., 2006; Fossen and Rotevatn, 2016). The average half width...
2021
Geomorphological Regional Curves for Prediction of Drainage Area and Screening Modern Analogues for Rivers in the Rock Record
Stephanie K. Davidson, Colin P. North
Journal of Sedimentary Research (SEPM)
... lineaments mapped by Gardner (1995), which puts an upper limit on possible catchment width. Drainage-basin length was taken as about half the width...
2009
Reservoir Geometrics Applied to Drilling and Completion Programmes in Hostile and Complex Environments: North West Shelf, Timor Sea, North Sea and Colombia
D. A. Castillo, D. Moos, C. A. Barton, M. D. Zoback, P. Peska
Papua New Guinea (PNG) Petroleum Convention Proceedings
... 0 b is the half-width of wellbore breakouts (measured from the azimuth of Shm If one can in). estimate the rock strength and has knowledge...
2000
Stratigraphic Analysis and Interpretation of the Mississippian Copper Basin Group, McGowan Creek Formation, and White Knob Limestone, South-Central Idaho
Paul Karl Link, Ian Warren, John McAfee Preacher, Betty Skipp
Rocky Mountain Section (SEPM)
... (1994) estimated a basin half-width of 68-86 km, and a crustal rigidity of 1023 to 1024 Nm. Kinderhookian strata (Little Copper Formation through...
1996