Gulf of Mexico: Early Cretaceous Shelf Margins, Vernon Parish, Louisiana

Willis W. Tyrrell, Jr. and Robert W. Scott

AAPG Special Volumes

... by a high-amplitude reflector on Line X. A southward-thickening sequence onlaps the Albian shelf margin near well 2 on Line X. This sequence ("wedge...

Deep Sea Stratigraphy: Erosion and Progradation in the Deep Sea--Examples from the Western South Atlantic

L. A. P. Gamboa, P. Ganey, and R. T. Buffler

AAPG Special Volumes

... A lies on a strong reflector inferred to be top of oceanic crust. In general, the basement reflector is fairly smooth, but in places considerable relief...

Abstract: Physical Modeling for Azimuthal AVO Over a Simulated Fractured Medium; #90174 (2014)

Faranak Mahmoudian, Gary F. Margrave, and Joe Wong

Search and Discovery.com

... reflector (our target) we corrected the picked amplitudes for the 90⁰ azimuth profile by using an effective diameter of 4.5 mm. This value gave a good fit...

Structure of the Wills Valley Anticline, Alabama

Delores M. Robinson, Marty G. Gates, Andrew M. Goodliffe

GCAGS Transactions

... below the top of basement reflector; (2) the Rome-Conasauga unit, top of the basement to top of a shale layer within the Conasauga Formation; (3...

Unlocking Potential Plays of Unexplored Back-Bulge Area in the Banggai Sula Foreland Basin

Anggoro P. Kurniawan, Iman Firman, Endi Nurjadi, Agung Prasetyo, Iwan Galih Widyoseno

Indonesian Petroleum Association

.... Acquired in 2012 and PSDM processed in 2014, the data represents a significant improvement on reflector continuity, clear structural fault imaging...

Identification of Third (10(6) yr) and Fourth (10(5)/10(4) yr) Order Stratigraphic Cycles in the Louisiana Offshore

Allen Lowrie , Patricia J. Meeks , Karen Hoffman

GCAGS Transactions

... sequences. The dated reflectors include the zero-aged reflector and two Pleistocene-aged reflectors. Seismic facies analysis is available...

How to Make Velocity Corrections

John W. Daly

AAPG Bulletin

... the instruments measure only the time it takes a compressional wave to propagate from a dynamite explosion down to a reflector and then to return...

Effect of an Underlying Bioherm on the San Andres (Permian) Reservoir and Trap, Hanford Field, Gaines County, Texas

Naresh Kumar , Jack D. Foster

AAPG Bulletin

... on the basis of a closure on a seismic-structure map of a reflector identified as being located just below the top of the San Andres. The discovery well...

Seismic Stratigraphy of Early Pennsylvanian Morrowan Sandstones, Minneola Complex, Ford and Clark Counties, Kansas

Stacy L. Clark

AAPG Bulletin

...) diffractions, (2) high amplitude bright spots, (3) breaks in seismic continuity of the Mississippian reflector (polarity reversals), (4) sagging...

Analysis of the impact of demigration on traveltime-based reflection full-waveform inversion

Hong Liang, Houzhu (James) Zhang, Hongwei Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

... the RFWI workflow using traveltime difference between recorded data and synthetic data as cost function. We show that the uncertainty of the reflector...

An Integrated Geological and Geophysical Interpretation of the San Carlos Basin, Costa Rica

Lesmes E. Ballestero C., Mihaela M. Dobrinescu, Gerardo Jager C., Ian R. Mayers

Circum Pacific Council Publications

... reverse and normal faulting that occurred as a result of wrench move­ ments under north-south compressional forces. The Yellow (Y) Reflector is an early...

Geophysical Studies of the Continental Slope, Scarp, and Basin, Eastern Gulf of Mexico.

J. W. Antoine, B. R. Jones

GCAGS Transactions

... reflector" which has been traced under the abyssal plain sediments in the northeastern part of the basin can be followed toward the south to the latitude...

Solution of the Devonian Prairie Formation Salt: Seismic Recognition and Exploration Implications

Mark Rogers, Wayne Mattox

Rocky Mountain Association of Geologists

.... Ten clues to the recognition of salt solution on seismic data are: 1. abrupt terminations of all o part of the salt reflector r 2. apparent structural...

The Occurrence and Seismic Expression of Volcanic Ash Beds in the Gulf of Mexico

M. W. Totten, M. A. Jurik, M. A. Hanan

GCAGS Transactions

...-beds are not a continuous, mappable seismic reflector. The OCS-G 5585 #1ST1 well is on the flank of the amplitude map compared to the OCS-G 5585 #1...

Subsurface Structure of the Eastern Arkoma Basin (1)

ROY B. VANARSDALE and EUGENE S. SCHWEIG III

AAPG Bulletin

..., 1984). Numerous continuous reflectors of unknown origin are evident below the bottom of the 1 Wayne Edgmon well with one prominent seismic reflector...

Abstract: A new Frontier Being Revealed; Using Spectral Decomposition in an Old Universe of Multiples and Noise; #91204 (2023)

Miguel Mora-Glukstad, Hamza Khanjari, Wathab Al Mahrezi, Marwa AL Dhahli, Martin Dvorak, Said Abri

Search and Discovery.com

... different EVPFI products. The one leveled as EVPFI YY appears less faulted and with . more reflector continuity, while the EVPFI XX above shows more...

Rejuvenation of a Mature Field Through Application of a Unique Frequency Enhancement Technology, by Marcus L. Countiss, #40076, (2003)

Search and Discovery.com

Geologic characteristics of the central stretch of the Ticona Channel, north-central Illinois

Bryce A. Willems, David H. Malone, Andre Pugin

Environmental Geosciences (DEG)

... (not discussed in text). Reflector BR is the top of the Pennsylvanian or Ordovician bedrock, reflector PF is the top of the Pearl Formation (aquifer...

Structural and Tectonic Evolution of Oceanic Crust within the Jurassic Quiet Zone, Offshore Morocco: Chapter 14: African and Mediterranean Margins

James S. Holik, Philip D. Rabinowitz

AAPG Special Volumes

... by the shipboard party (Lancelot et al., 1977) of DSDP Leg 50 (sites 415 and 416; Figure 2). The brown reflector drilled at DSDP site 415 correlates...

Structure and Stratigraphy of the Porcupine Basin: Relationships to Deep Crustal Structure and the Opening of the North Atlantic: Chapter 29: European-African Margins

Peter F. Croker, Simon L. Klemperer

AAPG Special Volumes

... reflector (Figure 5) shows the broad, gentle downwar and faulting that is mostly restricted to the margins. This geometry is characteristic of the sag...

Rifting Processes on the West Galicia Margin, Spain: Chapter 23: European-African Margins

G. Boillot, D. Mougenot, J. Girardeau, E. L. Winterer

AAPG Special Volumes

... m.y. ago). Location of site 638 shown on Figures 1 and 9. (After Moullade et al., 1988.) End_Page 368------------------------ Seismic Reflector...

Seismic and Geochemical Evidence for Shallow Gas in Sediment on Navarin Continental Margin, Bering Sea

Paul R. Carlson, Margaret Golan-Bac, Herman A. Karl, Keith A. Kvenvolden

AAPG Bulletin

...; Whelan et al, 1975; Cooper et al, 1979; Holmes and Thor, 1982). These anomalies may consist of reflector pulldowns (Figure 3), reflector offsets...

Shallow Bedrock Geology of the Olga Basin Area, Northwestern Barents Sea (1)

PETTER ANTONSEN , ANDERS ELVERHOI , HENNING DYPVIK , and ANDERS SOLHEIM

AAPG Bulletin

...) and increases eastward. Seismic Stratigraphy The basal reflector "a" (Figure 3) is probably equivalent to the regional reflector "D" described from...

Mid-Crustal Detachment Beneath Southern Timor-Leste: Seismic Evidence for Australian Basement in the Timor Collision Complex (and Implications for Prospectivity)

Tim R. Charlton, Dino Gandara, Ivonio Freitas, Mariano de Araujo, Maria Guterres, Francisco Tilman, Lamberto Fernandes, Dirce Nicolau, Debora Freitas

Indonesian Petroleum Association

...’ reflector (0.4-1s twt) deepens southward, although with a block-faulted morphology. The normal faults cutting the red marker tend to merge downward...

New Models for the Origin of Shale/Salt-Cored Anticlines in the Gulf of Mexico Using a Modified Area-Constant Detachment Fold Model

John H. Spang

GCAGS Transactions

... interpretation of the interpreted seismic line is shown using reflector 1 from Figure 4a. c. Geometric model restored to an undeformed state. The area labeled...