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The AAPG/Datapages Combined Publications Database

Showing 11,124 Results. Searched 195,456 documents.

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Application of Transport Equations to Groundwater Systems

John D. Bredehoeft , George F. Pinder

AAPG Special Volumes

... be assumed. The fact that we restricted the problem to an aquifer in which we assumed the only significant driving force to be hydraulic head further...


Seismic geomorphology of offshore Moroccos east margin, Safi Haute Mer area

Dallas B. Dunlap, Lesli J. Wood, Chad Weisenberger, Haddou Jabour

AAPG Bulletin

... of depositional flow styles, from slumps to sheet slides and mass-transport complexes (MTCs). Large sediment waves (20 km [12 mi] long, 1.5-km [0.9-mi] wavelength...


Temperatures and Depth-Dependent Heat Flow in Western North Sea

C. P. Andrews-Speed , E. R. Oxburgh , B. A. Cooper

AAPG Bulletin

... and back to the surface once more at s. Such a system might be driven either thermally or by a topographic head. The effect of such a flow on both...


Reservoirs of Northeastern Oklahoma

Norman J. Hyne

Tulsa Geological Society

... on the season. During the summer, sunlight warms the surface water while wind-generated waves and currents mix the warm, upper layer of reservoir water...


Temporal and Spatial Patterns of Rhythmite Deposition on Mud Flats in the Macrotidal Cobequid Bay-Salmon River Estuary, Bay of Fundy, Canada

Robert W. Dalrymple, Yasuhiko Makino, Brian A. Zaitlin

CSPG Special Publications

..., limits the effect of wave action throughout zones 2 and 3, and waves have rarely been observed to exceed 0.25 m in height. The low slope...


Depositional Features of Late Miocene, Marine Cross-Bedded Conglomerates, California

R. Lawrence Phillips

CSPG Special Publications

...-beds reflect the passage of lunate or sinuous-crested dunes; the tabular units, straight- to sinuous-crested sand waves. The bedform migration...


Sediments of Santa Monica Bay, California

F. P. Shepard , G. A. MacDonald

AAPG Bulletin

... across the coastal trend.(FOOTNOTE 5) Evidently the straightening influence of the waves has been effective in these unconsolidated materials in trimming...


Anatomy of a Barrier Island Beach Ridge Aquifer, Eastern Florida

Hugh J. Mitchell-Tapping, Aleta M. Mitchell-Tapping

GCAGS Transactions

...) with 232,275 m/d (570gpd/ft2) Kh and 83,537.5 m/d (205 gpd/ft2) Kz. Daily tidal cycles have a significant effect upon groundwater movement, with a maximum...


A Phase Diagram for Turbulent, Transitional, and Laminar Clay Suspension Flows

Jaco H. Baas, James L. Best, Jeffrey Peakall, Mi Wang

Journal of Sedimentary Research (SEPM)

... study. Felix et al. (2005) suggested that the velocity fluctuations were associated with internal waves generated at a shear layer above the level...


Chebucto Head: Layered Granites and Cross Cutting Dikes

Peter Wallace

Atlantic Geoscience Society Special Publications

...Chebucto Head: Layered Granites and Cross Cutting Dikes Peter Wallace Chebucto Head Purpose/Highlights • foliated porphyritic granodiorite...


Geologic Evolution of the Evaporite Basin: Chapter 4

Brian W. Logan

AAPG Special Volumes

.... Sedimentation also has resulted in decreased seawater inflow by reducing hydrostatic head and sealing discharge zones. The evaporite depocycle commenced about...


Response and Recovery of an Estuary Following a River Flood

Maynard M. Nichols

Journal of Sedimentary Research (SEPM)

...). At times, the halocine undulated and the salt-wedge head ruptured, allowing salty water to become entrained in the upper layer, e.g., June 25 at 2,000...


Dynamic Environments: Reconnaissance Mapping, Geologic and Geomorphic, of Continental Shelf of Gulf of Mexico

W. Armstrong Price

GCAGS Transactions

..., but show little effect on drowned limestone karst bottoms. Submarine canyons head in the clay-floored shelf shoulder (camber). Canyons occur mostly...


Application of Cole Plot to Better Estimate Reserves in a Complex, Multi Layered, Water Drive Gas Reservoir (Sisi Nubi, Indonesia)

Tamara Wulandari, Antonius Krisnaputra, Dodi Setiawan

Indonesian Petroleum Association

... is the first application of Cole Plot to measure interference effect in a complex mature field with a commingle multi layer production, and lateral connectivity...


Groundwater Modelling of Nenasi, Pekan, Pahang

Ismail Yusoff, Ismail C. Mohamad, Azman Abd. Ghani, Tajul Anuar Jamaluddin

Geological Society of Malaysia (GSM)

... by vertical hydraulic conductivity and groundwater head of the upper layer. Groundwater abstraction There were about 336 tube wells installed...


The Sediment Budget Estimator (SBE): A process model for the stochastic estimation of fluxes and budgets of sediment through submarine channel systems

Joris T. Eggenhuisen, Mike C. Tilston, Christopher J. Stevenson, Stephen M. Hubbard, Matthieu J.B. Cartigny, Maarten S. Heijnen, Jan de Leeuw, Florian Pohl, Yvonne T. Spychala

Journal of Sedimentary Research (SEPM)

... yet at a fjord-head delta: Earth and Planetary Science Letters, v. 450, p. 208–220. Cooper, C., 2013, Turbidity Current Measurements in the Congo...


Technological Revolution in Petroleum Exploration: Chapter 11

Edgar Wesley Owen, C. V. Millikan

AAPG Special Volumes

... of the waves. They sought to discover the effect of irregular terrain by placing the seismographs on steep hills, and by having a pond between the shot...


Mineralogy of the Suspended Sediment in the Tigris, Euphrates, and Shatt-al-Arab Rivers of Iraq, and the Recent History of the Mesopotamian Plain

Richard W. Berry , Gerald P. Brophy , Adnan Naqash

Journal of Sedimentary Research (SEPM)

... but diffraction evidence of its presence was masked by diffraction peaks for the mixed layer phases. It is unlikely that Euphrates samples contain hidden...


Effects of currents and waves on the morphologies of coastal sandy clinoforms: sediment mobility calculations based on current meter and wave data from Southern California, U.S.A.

Neil C. Mitchell, Zhongwei Zhao

Journal of Sedimentary Research (SEPM)

... shear stresses due to waves and currents and thus little effect on the total load transport. Wave-Supported Gravity Flows (WSGFs) Could sand deposition...


Full Waveform Acoustic Logging: Part 7. Geophysical Methods

C. H. Cheng

AAPG Special Volumes

... wave (Figure la). The first two are analogs of the compressional and shear head waves refracted along the borehole wall. In a "soft" formation where...


Provenance and Diagenesis of Clay Minerals in Sediments from the Anclote River and Anchorage, West Central Florida

Wen-An Chiou , Larry J. Doyle , William R. Bryant

GCAGS Transactions

...-montmorillonite mixed-layer) from the surface down the cores indicating kaolinization is prevalent in the upper swampy sediments. In the fluviatile...


Geology of the Seward Area

Thomas D. Hamilton, Steven W. Nelson

Alaska Geological Society

... Bay (Lemke, 1967). Waves generated by submarine landslides at the head of the bay, as well as seiche waves that probably were caused by tectonic...



K. O. Emery, Elazar Uchupi

AAPG Special Volumes

... of Fundy causes mean spring tides near the head of the bay to reach 14.5 m, partly as standing waves. A similar but smaller increase in tidal range to 5 m...


Field Trip B7: Transpression and Transtension along a Continental Transform Fault: Minas Fault Zone, Nova Scotia

John W. F. Waldron, Joseph Clancy White, Elizabeth MacInnes, Carlos G. Roselli

Atlantic Geoscience Society Special Publications

......................................................................................................46 CLARKE HEAD....................................................................................................56...


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