The Origin of Jonah Field, Northern Green River Basin, Wyoming

Robert M. Cluff, Suzanne G. Cluff

AAPG Special Volumes

...) velocity data to find reversals in the normal trend of increasing velocity with depth (Surdam et al., 2001). This study was part of a regional project...

Structure of Argentine Continental Margin

William J. Ludwig , John I. Ewing , Maurice Ewing

AAPG Bulletin

... as sedimentary rock. An intermediate crustal layer of velocity about 6.8 km/sec was measured in profiles 56 and 63 approximately at 7 km depth. A layer...

Geophysical Study of Antilles Outer Ridge, Puerto Rico Trench, and Northeast Margin of Caribbean Sea

E. T. Bunce , J. D. Phillips , R. L. Chase

AAPG Bulletin

... is found at normal oceanic depths (10-12 km). Beneath the trench the velocity-depth structure is different. There is some doubt regarding upper (shallow...

Stratigraphic Evolution of Blake Outer Ridge

R. G. Markl , G. M. Bryan

AAPG Bulletin

... the sea floor, we have v(t) = v0 + kt. (This implies a parabolic dependence of velocity on depth of overburden: v2(z) = v02 + 2kz, a behavior which...

Structural Styles and Basin Evolution in Eromanga Region, Eastern Australia

D. M. Finlayson, J. H. Leven, M. A. Etheridge

AAPG Bulletin

..., Velocity/depth modeling using reflection and refraction data recorded in the central Eromanga basin, Queensland, Australia: Tectonophysics, v. 100, p...

Basin Architecture, Salt Tectonics, and Upper Jurassic Structural Styles, Desoto Canyon Salt Basin, Northeastern Gulf of Mexico

Grant MacRae , Joel S. Watkins

AAPG Bulletin

... the loading effect of the sediment. Basement depth information is constrained by velocity depth analysis of interpreted seismic horizons and well log data...

Process controls on the development of stratigraphic trap potential on the margins of confined turbidite systems and aids to reservoir evaluation

William McCaffrey, Benjamin Kneller

AAPG Bulletin

... interpret flow magnitude in terms of the sediment discharge rate per unit width, which can be expressed as the product of flow thickness, mean velocity...

Seismic expressions of a Miocene prograding carbonate margin, Mut Basin, Turkey

Xavier Janson, Gregor P. Eberli, Florence Bonnaffe, Fabrice Gaumet, Vincent De Casanove

AAPG Bulletin

... for building the ray-tracing impedance model (Figure 7).Figure 7. Velocity model in depth used for ray-tracing methods. This section follows the projection...

Disequilibrium compaction as the cause for CretaceousPaleogene overpressures in the Danish North Sea

Ole Valdemar Vejbaek

AAPG Bulletin

..., Regional velocity-depth anomalies, North Sea Chalk, a record of over-pressure and Neogene uplift and erosion: AAPG Bulletin, v. 82, p...

Tectonically induced adjustment of passive-margin accommodation space; influence on the hydrocarbon potential of the Orange Basin, South Africa

Douglas A. Paton, David van der Spuy, Rolando di Primio, Brian Horsfield

AAPG Bulletin

... are constrained by Petroleum Agency SA biostratigraphic well picks (Muntingh and Brown, 1993), whereas velocity-depth profiles in the available wells...

Permeability prediction in chalks

M. Monzurul Alam, Ida Lykke Fabricius, Manika Prasad

AAPG Bulletin

..., doi:10.1144/1354-079306-707.Fabricius, I. L., L. Gommesen, A. Krogsboll, and D. Olsen, 2008, Chalk porosity and sonic velocity versus burial depth...

Thermal effects of Zechstein salt and the Early to Middle Jurassic hydrothermal event in the central Polish Basin

Gary W. Zielinski, Pawel Poprawa, Jan Szewczyk, Izabella Grotek, Hubert Kiersnowski, Robyn L. B. Zielinski

AAPG Bulletin

... in terms of vertical velocity (vz) and depth of its origin (L) even where patterns of flow and associated mathematics are, in reality, more complex...

Building a three-dimensional near-surface geologic and petrophysical model based on borehole data: A case study from Chemery, Paris Basin, France

Paola Sala, Marcel Frehner, Nicola Tisato, O. Adrian Pfiffner

AAPG Bulletin

..., A. Krogsboll, and D. Olsen, 2008, Chalk porosity and sonic velocity versus burial depth: Influence of fluid pressure, hydrocarbons, and mineralogy...

Exhumation charge: The last gasp of a petroleum source rock and implications for unconventional shale resources

Joseph M. English, Kara L. English, Dermot V. Corcoran, and Fabrice Toussaint

AAPG Bulletin

... velocity-depth anomalies, North Sea Chalk: A record of overpressure and Neogene uplift and erosion: AAPG Bulletin, v. 82, p. 2031–2074, doi...

Prediction of multiple origin overpressure in deep fold-thrust belt: A case study of Kuqa subbasin, Tarim Basin, northwestern China

Changyu Fan, Gang Wang, Zhenliang Wang, Xiaojie Han, Jie Chen, Kuaile Zhang, and Baoshou Zhang

AAPG Bulletin

... the parameter “maximum velocity depth” (dmax), which is used to indicate whether unloading has occurred. If the dmax is less than the depth (z), unloading...

UPPER OLIGOCENE - LOWER MIOCENE SANDSTONE RESERVOIRS, SOUTHERN MALAY BASIN; Khalid Ngah; Search and Discovery Article #10008 (2000)

Search and Discovery.com

Colorado Plateau and Southern Rocky Mountains Uplift and Erosion

Paul Morgan

Rocky Mountain Section (SEPM)

... cool stable regions. Plots of P-wave velocity as a function of depth for the CP are shown in Figure 14 using data from Wolf and Cipar (1993). In general...

Sedimentary Environments of Shark Bay, Western Australia

Brian W. Logan , Donald E. Cebulski

AAPG Special Volumes

... to wave parameters and to depth. Orbital velocity (µ) for various wave conditions and depths has been calculated from the formula: [EQUATION] where...

Crustal Structure and Tectonics of the Imperial Valley Region, California

Gary S. Fuis, William M. Kohler

Pacific Section SEPM

... a t e d at or n e a r the p r o m i n e n t buried scarp b e n e a t h shotpoint 1 (see f i g . 2 c - 2 e ) , as velocity-depth curves change in t h...

Unfathomable: The shifting sand of wave base

Eugene C. Rankey, Christian M. Appendini

Journal of Sedimentary Research (SEPM)

..., moving water at the seafloor even at 200 m depth (cf. Fig. 4). Fig. 5. Time-series plots of wave-generated horizontal particle velocity, draped...

SUPERCRITICAL FLUVIAL STYLES AND THE SHIFTING ARIDITY IN THE EARLY TRIASSIC: THE EXAMPLE OF THE SANGA DO CABRAL FORMATION, PARANá BASIN, BRAZIL

PEDRO L.A. XAVIER, CLAITON M. DOS S. SCHERER, ADRIANO DOMINGOS DOS REIS, EZEQUIEL GALVÃO DE SOUZA, FELIPE GUADAGNIN, GRACIELA PIÑEIRO

Journal of Sedimentary Research (SEPM)

..., allowed the estimation of paleoflow velocity and depth. The largest antidunes had a maximum estimated wavelength of 28.92 m (with a mean of 15.4 m...

Diagenesis of Oceanic Carbonate Sediments: A Review of the Dsdp Perspective

Robert E. Garrison

Special Publications of SEPM

... velocity der Lingen 1973 chalk was are lowest versus depth Site 210 VELOCITY Coral Sea Abyssal Plain Southwest Pacific van that the transitions...

Overburden Rock, Temperature, and Heat Flow: Chapter 9: Part II. Essential Elements

David Deming

AAPG Special Volumes

... of groundwater depends on the Darcy (volumetric) velocity and depth of fluid circulation. Lachenbruch and Sass (1977) have shown that under steady-state...

Growth, Demise, and Dolomitization of Miocene Carbonate Platforms on the Marion Plateau, Offshore NE Australia

S.N. Ehrenberg, J.M. McArthur, M.F. Thirlwall

Journal of Sedimentary Research (SEPM)

..., siliciclastic-rich part of Unit VI in Site 1193 (based on velocity-depth conversion) and with Unit V at the base of the SMP section (based simply upon...

Onshore–offshore correlations of Cretaceous fluvial-deltaic sequences, southern Baltimore Canyon trough

William J. Schmelz, Kenneth G. Miller, Gregory S. Mountain, James V. Browning, and Kimberly E. Baldwin

AAPG Bulletin

... to generate structural contours and isopach maps in meters. We initially used the velocity–depth grids generated by Klitgord et al. (1994), as described...