North Viking Graben: An East African Perspective

Deborah L. Scott, Bruce R. Rosendahl

AAPG Bulletin

..., 1975) have direct analogs in the East African rift zone (Figures 4-7). Some of theses features are (1) curvature of the bounding faults, which commonly...

Structural Restoration of Seismic and Geologic Sections in Extensional Regimes (1)

ALAN G. NUNNS

AAPG Bulletin

... to the curvature of the faults. If this section is restored using a vertical simple shear algorithm, the geometry in Figure 4b results. Now assume...

Structure and emplacement of mud volcano systems in the South Caspian Basin

Simon A. Stewart, Richard J. Davies

AAPG Bulletin

... to a reflector close to the base mud volcano (see b), draped by its seismic amplitude. Warm colors are high, and cool colors are low. View is toward...

Mesozoic siliciclastic reservoirs and petroleum system in the Rub' Al-Khali basin, Saudi Arabia

S. A. Stewart, C. T. Reid, N. P. Hooker, and O. W. Kharouf

AAPG Bulletin

... exaggeration (VE), including Earth curvature. Fm = Formation; J = Jurassic; T = Triassic. KEY STRUCTURAL EVENTS Two structural episodes...

Lessons learned and applications of bottom-simulating reflectors

Karyna Rodriguez, Neil Hodgson

International Meeting for Applied Geoscience and Energy (IMAGE)

... Reflectors Karyna Rodriguez* and Neil Hodgson, Searcher Summary Identification on Seismic Data A Bottom Simulating Reflector (BSR) is a seismic...

Gas Hydrates: Part VI: Hydrates in the Arctic

Martin Landrø, Jürgen Mienert, Lasse Amundsen

GEO ExPro Magazine

... of the Seismic showing an anomalous reflector at 0.67s TWT interpreted as gas hydrates. (Løvø et al., 1990) Courtesy A/S Geoteam Methane hydrate...

Vp/Vs Ratio from Three Component Zero Offset: An Additional Tool for Pressure Prediction Ahead of the Bit

Carlos Planchart, Carlos Vargas, Raul Cova, Alexander Palacios

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... the position of the reflector in the subsurface and the acoustic impedance of the formations above and below of the reflecting interface. The result...

A Preliminary Investigation of the Rhone River Plume in Eastern Lake Geneva

J. Dominik, D. Burrus, J.-P. Vernet

Journal of Sedimentary Research (SEPM)

... the survey, which covered about 46 km2 of the lake (Fig. 1), a distinct reflector was recorded on the echograms at depths between 7 and 20 m (Fig. 2...

2.2 Basement Involved: 2.2.3 Passive Margins: Comparison of Lower Cretaceous Carbonate Shelf Margins, Northern Campeche Escarpment and Northern Florida Escarpment, Gulf of Mexico

S. D. Locker and R. T. Buffler

AAPG Special Volumes

..., interpreted to be a reef barrier (Antoine et al, 1967), is characterized by a weak-reflector/chaotic seismic facies. The deepening of reflecting...

Oceans, New Frontier in Exploration

R. H. Beck , P. Lehner

AAPG Bulletin

... configuration of the oceanward part of a marginal geosyncline is generally simple. Regional seismic shows a strong basement reflector (oceanic basement...

Sublacustrine Fan Morphology in Lake Superior

William R. Normark , Franklin H. Dickson

AAPG Bulletin

... throughout most of the reflection profiles (Fig. 4) and can be used as a reference depth for interpretation of the profiles. The upper reflector...

EXTENDED ABSTRACT: Early Eocene evolution of the Vøring and Lofoten-Vesterålen passive volcanic margins in a conjugate setting; #90022 (2002)

F. TSIKALAS, O. ELDHOLM, J. I. FALEIDE

Search and Discovery.com

... gradient of a small, locally distinct, positive anomaly near the seaward termination of a base reflector below the inner part of seaward dipping...

Abstract: Source to Sink (S2S) Control on the Deepwater Depositional Systems in Gulf of Papua: Insights from Seafloor Morphology, Acoustic Facies and Turbidite Sand Provenance; #90172 (2014)

Erlangga Septama, Samuel J. Bentley

Search and Discovery.com

... penetration, sub-bottom reflector and internal reflector characteristic. Lithofacies have been defined based on gamma density and magnetic susceptibility...

3-D Design Philosophy – Part 2: Target Depth, by Bob Hardage, #40662 (2010)

Search and Discovery.com

Stratigraphy and Tectonics of Tertiary Strata of Southern Cache Valley, North-Central Utah

Robert Q. Oaks Jr., Kristine A. Smith, Susanne U. Janecke, Michael E. Perkins, William P. Nash

Utah Geological Association

... in the area between Logan, Utah, and the Paradise-Avon, Utah, area. This is in agreement with a strong reflector in a north-south seismic-reflection...

Application of Multi-Scale Fracture Detection from Borehole Microresistivity Image and Dipole Shear Wave Reflection Imaging in Shale Gas Horizontal Wells: A Case Study in Changning Gas Field

DE Heng, He Fa Yao, Ran Wen, Bin Lin, Qi Cheng Fan, Yan Hui Fu,

Unconventional Resources Technology Conference (URTEC)

... reflector. These factors can vary with the circular frequency ω. In addition to the above factors, the wave field is also affected by the propagation...

Salsmostratigraphic Analysis and Relative Sea Level Changes in parts of Upper Assam Basin with Special Reference to Paleocane – Eocene Formations

S. Rath, B. Bharali, A. K. Sethi

Southeast Asia Petroleum Exploration Society (SEAPEX)

... the different formations trend NE–SW and dip towards SE. Figure 3. Depth Contour Map on a Reflector Close to Basement Top (Within-Sequence IA) Mikir...

Tinggi Field - Analyzing the DHIs

Harun Mohd. Noor

Geological Society of Malaysia (GSM)

... and gas sand. The base of the sand is a rather weak reflector of +6%, possibly even lower, which changes to +27% where this underlying silty shale...

Peusangan–C1 Reef Interpretation with Top Reef Transparent to Seismic

L. B. Hinton, W. S. Atmadja, Suryo Suwito P.

Indonesian Petroleum Association

... was based on a high amplitude reflector which was interpreted as being an Early Miocene/Late Oligocene carbonate complex overlying a basement high...

Revisiting the Brazilian Equatorial Margin with FWI and its impact on interpretation in an exploratory frontier

Diego Costa, Edmarley Ramos, Giuseppe Loconte, Filipe Rudrigues, Olivier Brachet

International Meeting for Applied Geoscience and Energy (IMAGE)

..., the repositioning of the bright reflector also recovered amplitudes and increased lateral continuity, affecting reservoir characterization and volumetrics...

2D Survey Earth Model Building and Depth Imaging Using 3D Grid-Based Tomography Technology

Eric Pearson, Suyang Chen

Indonesian Petroleum Association

... in the overburden include: a rugose water bottom, a strong Bottom Simulating Reflector (BSR), and a shallow fold-thrust belt over the western half...

Exploring the Last Frontier: Offshore South Gabon

Jake Berryman, Gregor Duval

GEO ExPro Magazine

... reflector that crosses the sedimentary structures at about 600 ms TWT below the seabed and mimics the bathymetry throughout the area of interest...

Abstract: On The Scales, Causes and Applications of Stratigraphic Sequences

Dag Nummendal

Houston Geological Society Bulletin

... are the domain of the exploration teams who aim to map source rocks, seals and reservoirs from conventional seismic reflector geometries. At the short...

Abstract: Structural observations from 3D seismic in the greater Tangguh area, Eastern Indonesia: effects on deposition, uplift, erosion and hydrocarbon occurrence

Daniel Bishop, David Ashby, Pauline Rovira, Fina Rachmawati, Vincent Dykmans, Jonathon Trueman

Southeast Asia Petroleum Exploration Society (SEAPEX)

... evidence of rift geometries of likely Permian age and older. Reflector terminations suggest a significant angular unconformity at the base of the Triassic...

Cretaceous and Tertiary Samples Dredged from the Florida Escarpment, Eastern Gulf of Mexico

R. P. Freeman-Lynde

GCAGS Transactions

.... Seismic profiles, along which sample transects were located, are shown in Figures 3, 4, and 5. The deepest major reflector observed in these profiles lies...