Chapter Nine: Inversion and Interpretation of Impedance Data

Rebecca B. Latimer

AAPG Special Volumes

..., assuming the small-term reflectivity approximation (that is, the reflectivity is the derivative of the logarithm of impedance). It implies a constant Vp/Vs...

Stress, Fracture, and Fluid-flow Analysis Using Acoustic and Electrical Image Logs in Hot Fractured Granites of the Coso Geothermal Field, California, U.S.A.

Nicholas C. Davatzes, Stephen H. Hickman

AAPG Special Volumes

... et al., 1995; Barton et al., 1998) calculated as the depth derivative of temperatures obtained from the MS window (Figure 21).Two sets of temperature...

Upper Cambrian Gatesburg Formation of Central and Western Pennsylvania

Christopher D. Laughrey, John A. Harper

AAPG Special Volumes

... and their derivative sandstone suites: (1) continental block, (2) magmatic arc, and (3) recycled orogen. Detrital sources on continental blocks...

Sediments and History of Holocene Transgression, Continental Shelf, Northwest Gulf of Mexico

Joseph R. Curray

AAPG Special Volumes

...-quarter phi unit, and a smoothed frequency curve is drawn by eye through the points. This is an approximation of the derivative of the cumulative curve...

1991 AAPG Annual Convention, April 7-10, 1991, Dallas, Texas, - Abstracts, #91004 (1991).

Search and Discovery.com

Structural Framework of Sunda Shelf

Zvi Ben-Avraham, K. O. Emery

AAPG Bulletin

..., Relations of andesites, granites, and derivative sandstones to arc-trench tectonics: Rev. Geophys. Space Physics, v. 8, p. 813-860. Dickinson, W. R., 1971...

Inorganic Origin of Petroleum

V. B. Porfir'ev

AAPG Bulletin

... is the principal and most specific process transforming the simatic substratum, whereas both basification and magma formation are purely derivative...

Structure and Stratigraphy of Forearc Regions

W. R. Dickinson , D. R. Seely

AAPG Bulletin

.... Dickinson, W. R., 1970, Relations of andesites, granites, and derivative sandstones to arc-trench tectonics: Rev. Geophysics Space Physics, v. 8, p...

Cretaceous Sinistral Strike Slip Along Nacimiento Fault in Coastal California

William R. Dickinson

AAPG Bulletin

..., and derivative detritus is widespread in fluvial conglomerates of the Sespe and Lospe Formations near the top of the Paleogene succession (McCracken...

Timing of Deformation in Overthrust Belt and Foreland of Idaho, Wyoming, and Utah

David V. Wiltschko, John A. Dorr, Jr.

AAPG Bulletin

... faults cannot be directly correlated with well-dated, derivative, clastic deposits. The exceptions are the Hoback fault, and two faults which first...

Quantitative Analysis of North Sea Subsidence

Julian A. Thorne , Anthony B. Watts

AAPG Bulletin

... inside the first derivative. Because the medium deforms during consolidation, the spatial derivatives contain a hidden advective component. The diffusion...

Hydrocarbon system analysis in a rift basin with mixed marine and nonmarine source rocks: The South Viking Graben, North Sea

G. H. Isaksen, R. Patience, G. van Graas, A. I. Jenssen

AAPG Bulletin

... and to distinguish evaporative condensates (the derivative products of oils that have undergone evaporative fractionation) from thermal condensates...

Diverse fracture properties and their impact on performance in conventional and tight-gas reservoirs, Saudi Arabia: The Unayzah, South Haradh case study

Mohammed S. Ameen, Keith MacPherson, Maher I. Al-Marhoon, Zillur Rahim

AAPG Bulletin

...), eigenvalue coherence cube (Gersztenkorn and Marfurt, 1999), and derivative methods (Luo et al., 1996, 2003). However, when amplitude changes associated...

Geologic and seismic modeling of a coarse-grained deep-water channel reservoir analog (Blacks Beach, La Jolla, California)

Lisa Stright, Jonathan Stewart, Kirt Campion, Stephan Graham

AAPG Bulletin

... architecture. Careful calibration of seismic response to well data would enable derivative seismic attribute volumes to be constructed that could be used...

Fracture system evolution within the Cardium sandstone, central Alberta Foothills folds

William R. Jamison

AAPG Bulletin

... of orientation group (Figure 4B, C). Figure 4. (A) The I–II–III classification system that is used in this study is a derivative of the Stearns (1968...

Simple is better when it comes to sequence stratigraphy: The Clearwater Formation of the Mannville Group reinterpreted using a genetic body approach

Robert W. Wellner, Bogdan L. Varban, Xavier Roca, Jason A. Flaum, Esther K. Stewart, and Michael D. Blum

AAPG Bulletin

... and published derivative models. The new stratigraphic framework, which is tied to 3-D seismic data, has allowed these authors to visualize and more accurately...

Geochemical factors controlling the phase behavior of Eagle Ford Shale petroleum fluids

Sascha Kuske, Brian Horsfield, Jason Jweda, Gerald E. Michael, and Yishu Song

AAPG Bulletin

... To predict an instantaneous composition in a target location, a derivative of the PK approach, here termed PhaseSnapShot, has been developed...

Static connectivity of stacked deep-water channel elements constrained by high-resolution digital outcrop models

Allie Jackson, Lisa Stright, Stephen M. Hubbard, and Brian W. Romans

AAPG Bulletin

...., 2016; Reimchen et al., 2016; Daniels et al., 2018). This outcrop analog data set and derivative deterministic outcrop models provide examples of how...

The architecture of organic matter and its pores in highly mature gas shales of the lower Silurian Longmaxi Formation in the upper Yangtze platform, south China

Wenming Ji, Fang Hao, Hans-Martin Schulz, Yan Song, and Jinqiang Tian

AAPG Bulletin

...-solid derivative of kerogen that has no structural relationship to the precursor kerogen (Vandenbroucke and Largeau, 2007). Additionally, the spatial...

Turbulent Flow

Gerard Middleton, John B. Southard

Special Publications of SEPM

... the standpoint of the derivative d/dy in the equation i-53 5-58 d_ Au (5.49) a - where y, called the displacement height or the zero-plane...

Younger Tertiary (Late Eocene-Early Pliocene) Stratigraphic Succession and Geologic History of the Western United States: 1 - The High Plains Classical Area

Harold A. Boyd

Wyoming Geological Association

... The younger Tertiary mammalian fauna of the High Plains was not simply an evolutionary derivative of the Late Eocene North American assemblage. Injection...

Structural Patterns of the Pacific Floor Offshore of Peninsular California: Chapter 7: Part III. Regional Geophysics and Geology

Peter Lonsdale

AAPG Special Volumes

... (Chrons 6C to 5C) The maps of magnetic stripe and a derivative chart of crustal isochrons (Figure 9) show the pattern of the eastern edge of the Pacific...

Improving three-dimensional high-order seismic-stratigraphic interpretation for reservoir model construction: An example of geostatistical and seismic forward modeling of Permian San Andres shelf–Grayburg platform mixed clastic–carbonate strata

Yawen He, Charles Kerans, Hongliu Zeng, Xavier Janson, and Samuel Z. Scott

AAPG Bulletin

.... Derivative products from three-dimensional (3-D) seismic analysis and interpretations are significant components of modern reservoir...

Field Trip B1: Accretion of Peri-Gondwanan Terranes, Northern Mainland Nova Scotia and Southern New Brunswick

Sandra Barr, Susan Johnson, J. Brendan Murphy, Georgia Pe-Piper, David J. W. Piper, Chris White

Atlantic Geoscience Society Special Publications

... Scotia, 89 p. Miles, W.F., Roest, W.R. and Vo, M.P. 2000. First vertical derivative of magnetic anomalies map, Canada: Geological Survey of Canada...

Mesozoic Tectonics of the Western United States

Warren Hamilton

Pacific Section SEPM

... , and derivative volcaniclastic strata that w h e r e dated paleontologically are of L a t e , but not l a t e s t , Jurassic age (Clark, 1964; Schweickert and C o...