Geophysical Study of a Magma Chamber Near Mussau Island, Papua New Guinea

S. V. Dadisman, M. S. Marlow

Circum Pacific Council Publications

... . Trackline map showing the location of multichannel seismic-reflection data collected near Mussau Island. Star marks location of the deep reflector...

Geometry of Supra-prism Basins of Southern Barbados Wedge

Huyghe, P., Morette, L., Griboulard, R Faugeres J. C. and Mugnier, J.L.

Geological Society of Trinidad & Tobago

... shallow and regular westward dipping reflector (at about 7 s TWT on Fig. 3) that overlies undeformed series. This feature is interpreted as a decollement...

Acostic Velocities, Synthetic Seismograms, and Lithologies of Thrusted Precambrian Rocks, Rocky Mountain Foreland

R. Randy Ray, Robbie Gries, James W. Babcock

Rocky Mountain Association of Geologists

... seismograms from 10 wells that penetrated overthrust Precambrian rocks indicate that the thrust plane frequently is not as strong a reflector as are fault...

Machine Learning Validation: An Often Understated Requirement in Geophysics

Charles Puryear

GEO ExPro Magazine

... should be applied. Figure 1: Wedge model where red is the top reflector and green is the base reflector. Amplitudes increase as the layer thins...

Permo-Carboniferous Glacial Channel Systems on the Margin of the Lennard Shelf, Canning Basin, Western Australia: Implication for Ice Sheet Dynamics

J. Al-Hinaai, J. Redfern

Petroleum Exploration Society of Australia (PESA)

... sandstones interbedded with mudstones. Seismic facies vary from chaotic high amplitude to discontinuous low amplitude reflector packages. Two distinct...

What are Interpreters for? The Impact of Faster and More Objective Interpretation Systems

Martyn Millwood Hargrave, Andrew Deighan, Jamie Haynes

Indonesian Petroleum Association

..., these include: direct fault plane reflections and diffractions, changes in reflector continuity, offsetting patterns in reflector shape either side of a fault...

Deep Crustal Structure of the Northwestern Gulf of Mexico

Yosio Nakamura ,, Dale S. Sawyer , F. Jeanne Shaub, Kevin MacKenzie , Jurgen Oberst

GCAGS Transactions

... prominent reflector in the sedimentary column, interpreted to be the middle Cretaceous unconformity (MCU), lies at a depth of 7 to 11 km. The seismic...

Reservoir Characterization Using Seismic Attributes and Inversion Analysis of Globigerina Limestone Reservoir, Madura Strait, Indonesia

Muhammad Tajul Arifin, Angus J. Ferguson

Indonesian Petroleum Association

... The Intra Paciran 2 surface (red colored line in Figure 4) is characterized by a relatively weak trough reflector. Above this surface, the reflectors...

Episutural Oligo-Miocene Basins along the North Venezuelan Margin: Convergent Margins: Field Investigations of Margin Structure and Stratigraphy

B. Biju-Duval, A. Mascle, H. Rosales, G. Young

AAPG Special Volumes

... and heterogenous crust (Figure 2). The top of the crust generally coincides with the B" reflector, which is Late Cretaceous in age. In some places sub-B...

Abstract: An Analysis of the Benefits of 3D Pre-Stack Time Migration (Paper 11)

Peter Whiting

Geological Society of Malaysia (GSM)

.... Applying 3D pre-stack time migration avoids the possibility of crossing events by migrating them all to their correct reflector location. This significantly...

Extended Abstract: Detailed Interpretation of a Channel System Using Geological Expression Workflows: A Case Study from the Taranaki Basin, New Zealand

Hugo M. P. Garcia, Tom Wooltorton

GCAGS Transactions

... cancellation filters to increase reflector continuity and definition. After noise cancellation the frequency spectrum (at the study area) was “whitened,” so...

Structuration & Stratigraphic Influence in Post Carbonate Trap Geometry of 'K' Prospect, SK315 Block, Offshore Sarawak (Paper P24)

K. A. K. Amry, M. S. M. Sharir, S. S. Wafa, A. M. S. Azlan

Geological Society of Malaysia (GSM)

... of the amplitude. The seismic facies was interpreted as Convergent Thinning High Amplitude (Cth) facies with the traits of a parallel high amplitude reflector...

Integrated study of core, logs and seismic intepretation: Towards a relative sea level curve

Redwan Rosli, Michael C. Poppelreiter, Markus Schlaich, Mukhris Mubin, Syed Haroon Ali, Siti Nur Fathiyah Jamaludin, Saw Bing Bing

Geological Society of Malaysia (GSM)

... response (peak in gamma ray log and high density). Discontinuity of seismic reflector as shown in figure 3 is identified as vertical karst. The karst...

Forward Modeling of Seismic Data: Part 7. Geophysical Methods

George Mellman, Paul A. Kunzinger

AAPG Special Volumes

..., an exploding reflector model is often used. Virtual explosive sources are placed along all reflecting interfaces, with source strength proportional...

Passive Margins: An Update of U.S. Geological Survey Seismic Reflection Line 25 Across the New Jersey Shelf, Slope, and Upper Rise

J. S. Schlee, C. W. Poag, J. A. Grow

AAPG Special Volumes

... deposits and hemipelagic(?) blankets of basin fill developed during this time. Table 1. Inferred and documented (through drilling) reflector ages...

Section 3: Displays of Seismic Sections: The Middle America Trench

Barclay P. Collins and Joel S. Watkins

AAPG Special Volumes

... (LDRs) and the bottom simulating reflector (BSR) associated with gas hydrates. A constant velocity stack of 1524 m/sec was generated to enhance the BSR...

Section 3: Displays of Seismic Sections: Convergent Margin Off East Coast of North Island, New Zealand, Parts I and II

F.J. Davey, K. Lewis, J.R. Childs, and M.A. Hampton

AAPG Special Volumes

... reflector to a depth of about 14 km at the western end of the profile near the coast. Here it coincides closely with an onshore zone of high seismicity...

II. Information Content and Resolution Potential of Seismic Data.

Norman S. Neidell

AAPG Special Volumes

... to the reflecting boundary and back. We would call this "the reflection" and the point of contact on the reflector "the reflection point". Figure...

Geology and Geometry of Depositional Systems

L. F. Brown Jr., W. L. Fisher

AAPG Special Volumes

... (Brazil and Africa) showing schematic representation of reflector attitudes and continuity. Deposition reflects development of an integrated drainage system...

Continental Margin Off Western Africa: Cape St. Francis (South Africa) to Walvis Ridge (South-West Africa)

K. O. Emery , Elazar Uchupi , C. O. Bowin , Joseph Phillips , E. S. W. Simpson

AAPG Bulletin

... and stratigraphy. INTERPRETATION Oceanic Basement The deepest observable reflector in the deep-sea sections of the seismic-reflection profiles in Figures 4...

Abstract: Aspects of the Structure and Evolution of the Frontier Deep Water Porcupine Seabight Basin, by H. Johnson, D. Ritchie, R. Gatliff, J. Cavill, J. Bulat, and P. Williamson; #90923 (1999)

Search and Discovery.com

ABSTRACT: The Structural History of the Jan Mayen Micro-Continent (JMMC) and Its Role During the Rift “Jump” Between the Aegir to the Kolbeinsey Ridge, by Anett Blischke, Thorarinn S. Arnarson, and Karl Gunnarsson; #90130 (2011)

Search and Discovery.com

ABSTRACT: Sequence Stratigraphy of Isolated Carbonate Buildups in a Deltaic Province, Kutei Basin, East Kalimantan, Indonesia; #90007 (2002)

Saller, Arthur H., Jesse T. Noah, James C. Waugaman, Alif Prama Ruzuar

Search and Discovery.com

... Pleistocene carbonate buildups can be mapped using the waterbottom reflector from 3D seismic surveys (Figure 2). Pleistocene carbonate buildups vary from 10 m...

ABSTRACT: Azimuthally Sectored Attribute Volume Analysis; #90122 (2011)

Amanda Thompson, Jamie Rich, and Mike Ammerman

Search and Discovery.com

... horizons were not picked on a reflector, but were a reflector pick plus 20 ms to validate the azimuthal variations that were being seen on a horizon...

Abstract: Monte Carlo Markov Chain Methods in Seismic Deconvolution; #90174 (2014)

Andres Medina and Mirko van der Baan

Search and Discovery.com

.... In the seismic trace , presence and absence of reflectors can be reckoned with probability p and (1-p) respectively. The magnitude of each reflector...