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The AAPG/Datapages Combined Publications Database
Showing 26,346 Results. Searched 195,705 documents.
A Comparison of The Orientation and Spacing of Joints in Limestone and Dolostone -- Cobourg Formation, Manitoulin Island Area, Ontario
Don H. Rousell
CSPG Bulletin
... 1986 384 387 Vol. 34 (1986) No. 3. (September) A single bed of carbonate rocks (Ordovician), approximately 20 cm thick, is exposed on a shallow...
1986
A New Apparatus for Collecting Simultaneous Water Samples in the Surf Zone
Timothy W. Kana
Journal of Sedimentary Research (SEPM)
... in a vertical line above the bed. The hand-operated device consists of a mounting pole, bottle support brackets and Van Dorn-type bottles closed by hinged...
1976
Formation of Ripple Bands in a Wave-Convergence Zone: DISCUSSION
T. G. Carter
Journal of Sedimentary Research (SEPM)
... associated with a partial standing wave (my Fig. 1). Rather than sediment particles moving onshore at rates controlled by a bed-level mass transport...
1989
Chapter 110: Basin-floor Channel and Sheet Complexes of the Colleen Canyon Area, Lower Brushy Canyon Formation, Texas, USA
R. T. Beaubouef, C. Rossen
AAPG Special Volumes
... adjacent to the channel fill, and also stratigraphically below and above it. Local zones of enhanced bed amalgamation within these sheetlike units...
2007
Fracture and Non-Matrix Pore Development Related to Evaporite Paleokarst Collapse, Lower Cretaceous Comanche Shelf, Texas; #30215 (2011)
Christopher Zahm and Robert G. Loucks
Search and Discovery.com
... is stratigraphically continuous. 5 Initial Strata Types meter to 10+ meters Key factors: • • • starting material bed thickness exposure type cm...
2011
Taphonomy and paleoecology of an ophiuroid-stylophoran obrution deposit from the Lower Devonian Bokkeveld Group, South Africa
Mhairi Reid, Wendy L. Taylor, Carlton E. Brett, Aaron W. Hunter, Emese M. Bordy
PALAIOS
... of an obrution bed revealed an assemblage of over 700 ophiuroids observed of the newly described Gamiroaster tempestatis Reid 2019 associated with two...
2019
Mixing at Turbidity Current Heads, and Its Geological Implications
J. R. L. Allen
Journal of Sedimentary Research (SEPM)
... the overhanging front of the head. The rate of inflow of the ambient medium into the head is expressed mathematically, and it is shown that the bed shear stresses...
1971
How to Subdivide Fluvial Deposits Into a Sequence Stratigraphic Framework Using Borehole Images (Echo-Yodel Field SW Shelf Australia Case Study)
Adriaan A. Bal
Indonesian Petroleum Association
..., and the approach applied to borehole image log data and interpretation is described. BED FORMS AND ARCHITECTURAL ELEMENTS Fluvial systems are best...
2008
Chutes and Lobes: Newly Identified Elements of Braiding in Shallow Gravelly Streams
John B. Southard, Norman D. Smith, Roger A. Kuhnle
CSPG Special Publications
... In-channel features here called chutes and lobes are dominant elements of braiding in the small gravel-bed outwash plain of Hilda Glacier, western...
1984
Heartburn in Predicting Natural Fractures: The Effects of Differential Fracture Susceptibility in Heterogeneous Lithologies
John C. Lorenz
Rocky Mountain Association of Geologists
... to the predictive ability of the models because they can alter stress magnitudes within a given bed and because they dictate the susceptibility of the strata...
1997
Integrated Geological, Engineering, and Petrophysical Analysis of Bypassed, Incompletely Drained, and Untapped Thin-Bed Gas Reservoirs, North McFaddin Field, Texas
Mark J. Burn , Mark A. Sippel , Jose M. Vidal , James R. Ballard , Raymond A. Levey
GCAGS Transactions
...Integrated Geological, Engineering, and Petrophysical Analysis of Bypassed, Incompletely Drained, and Untapped Thin-Bed Gas Reservoirs, North...
1993
Experimental Study on the Effect of Deceleration on the Vertical Sequence of Sedimentary Structures in Silty Sediments
Indranil Banerjee
Journal of Sedimentary Research (SEPM)
... deceleration caused rapid deposition of a graded bed. Depending on the rate of subsequent deceleration, various kinds of incomplete Bouma-type...
1977
Stratigraphic Analysis of Source-Bed Occurrences and Reservoir Oil Gravities
Harold J. Holmquest
AAPG Bulletin
...Stratigraphic Analysis of Source-Bed Occurrences and Reservoir Oil Gravities Harold J. Holmquest 1966 1478 1486 50 7. (July) A knowledge...
1966
Mechanical stratigraphy and faulting in Cretaceous carbonates
Alan P. Morris, David A. Ferrill, Ronald N. McGinnis
AAPG Bulletin
... displacement value. These patterns are true both for data sets surveyed along a scan line and along a key bed. An appreciation of these effects of mechanical...
2009
Numerical Investigation of Turbidity Currents Flowing Through Minibasins on the Continental Slope
Sadia M. Khan, Jasim Imran
Journal of Sedimentary Research (SEPM)
... conservation equation in a non-orthogonal grid system. In addition, the Exner equation of bed sediment conservation is solved to study changes...
2008
Quantification of Dynamic Sand Settling Velocity in High-Viscosity Friction Reducers and Correlation with Rheology
Y. Thomas Hu, Chris Popeney, Chad Gilmer, Pious Kurian
Unconventional Resources Technology Conference (URTEC)
...”, and length of 96”. The time evolution of the sand bed was obtained by an image processing algorithm. The dynamic sand settling velocity was then obtained from...
2019
Characteristics of Fluvial Bed Material in and adjacent to Instream Aggregate Extraction Pits along the Bouie River in Hattiesburg, Mississippi
Joseph Grimball, Franklin T. Heitmuller
GCAGS Transactions
...Characteristics of Fluvial Bed Material in and adjacent to Instream Aggregate Extraction Pits along the Bouie River in Hattiesburg, Mississippi...
2012
Relative Quantities of Suspension Versus Bed-Load Transport on Beaches
Paul D. Komar
Journal of Sedimentary Research (SEPM)
...Relative Quantities of Suspension Versus Bed-Load Transport on Beaches Paul D. Komar 1978 Vol. 48 No. 3. (September), Uncertainty and debate have...
1978
Sedimentation of an Arkansas River Sand Bar in Oklahoma: A Cautionary Note on Dipmeter Interpretation
Richard Steinmetz
Oklahoma City Geological Society
..., Campbell (1968) and McDaniel (1968) for example, have demonstrated the dipmeter's ability to resolve internal cross-bed dips. Analysis of the dip...
1973
Environment of Placer Gold Deposits in Northern Pahang
Tan Teong Hing, Lim Kin Leong
Geological Society of Malaysia (GSM)
...: Deposition of placer gold in northern Pahang began contemporaneously with the deposition of the Tertiary Bed within subsiding basins. The Tertiary Bed...
1990
Stratigraphy of Weatherford Area, Oklahoma
Noel Evans
AAPG Bulletin
... or calcareous bed occurs about 15 feet below the top of the Lower Whitehorse. This bed ranges in thickness from almost nothing to possibly 2 feet...
1928
Comparative hydraulic and sedimentologic study of ripple formation using experimental turbidity currents and saline currents
Débora Karine Koller, Rafael Manica, Juan Jose Fedele
Journal of Sedimentary Research (SEPM)
... known criteria such as their dimensions, near-bed shear stresses (), shear velocities (), and grain Reynolds values (Re*). Turbidity currents were...
2022
Finding Yourself In Deep Water (Part II)
Lawrence Bourke, Roddy McGarva
Petroleum Exploration Society of Australia (PESA)
.... P II considers the types of art d irectional data and thin bed information w hich can b e resolved from images. The important geologica l...
2003
Studies on Orientation and Imbrication of Pebbles with Respect to Cross-stratification
Supriya Sengupta
Journal of Sedimentary Research (SEPM)
... of the depositing bed; and this plunge and orientation may vary in the different portions of the cross-strata. Elongate pebbles, in general, tend...
1966
Cretaceous-Tertiary Boundary Microtektite-Bearing Sands and Tsunami Beds, Alabama Gulf Coastal Plain
David T. King Jr., Lucille W. Petruny
GCAGS Transactions
... 391 Vol. 55 (2005) Cretaceous-Tertiary boundary (i.e., Chicxulub impact-related) bed couplets consisting of a microtektite-bearing bed or beds...
2005