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The AAPG/Datapages Combined Publications Database
Showing 97,830 Results. Searched 200,685 documents.
Stratigraphic and Structural Predictions From A Plate-Tectonic Model Of An Oblique-Slip Orogen: The Eureka Sound Formation (Campanian-Oligocene), Northeast Canadian Arctic Islands
Andrew D. Miall
Special Publications of SEPM
... through transpression to near orthogonal convergence This is sug OBLIQUE gested by the two 36 Ma 13 time dor Sea ceased have acted as SLIP...
1985
Azimuthal Variations in Reflection Seismic Data: Measurements Governed by the In-Situ Horizontal Stress Field and/or Vertical Aligned Fractures
Heloise B. Lynn, Walter S. Lynn
West Texas Geological Society
..., regionally speaking, the two orthogonal (or more) sets of fractures may be open. The difference in these two situations has a first order impact upon...
2006
Paleomagnetic age for Zn-Pb mineralization at Robb Lake, northeastern British Columbia
M. T. Smethurst, D. F. Sangster,, D. T. A. Symons, M. T. Lewchuk
CSPG Bulletin
... that they are genetically related. The two or three specimens with the Figure 1. Location map for Robb Lake. End_Page 549------------------------ Figure 2...
1999
Detailed internal architecture of a fluvial channel sandstone determined from outcrop, cores, and 3-D ground-penetrating radar: Example from the middle Cretaceous Ferron Sandstone, east-central Utah
Rucsandra M. Corbeanu, Kristian Soegaard, Robert B. Szerbiak, John B. Thurmond, George A. McMechan, Deming Wang, Steven Snelgrove, Craig B. Forster, Ari Menitove
AAPG Bulletin
... channels approach the coastline. Figure 12. Detailed outcrop map of trough cross-beds on two orthogonal outcrop faces in unit 5 immediately southeast...
2001
NEW GAS
Mariel Rëitsma
GEO ExPro Magazine
... has a metamorphic origin. This could well be the case for Blue Star’s acreage in Colorado. 64 | GEO EXPRO 5-2024 2021 when two fertiliser plants...
2024
Fault Systems of Katanga Mega-High of Siberian Craton and Prediction of Oil-Gas Potential of Sedimentary Cover
V. I. Val’chak
Petroleum Geology: A Digest of Russian Literature
... sets of orthogonal trends are recognized. Their azimuths are 0 and 270, 12 and 282, 25 and 295, 35 and 305, 45 and 315, 56 and 326, 62 and 332, and 77...
1995
Wellbore Stability: Special Considerations for the Marcellus Shale, #80533 (2016).
Julie Kowan, See Hong Ong
Search and Discovery.com
... joints can be orthogonal or at an angle. J1 joints are more closely spaced. From: Engelder, T., Lash, G.G. and Uzcátegui, R.S.: “Joint sets...
2016
A Physics-informed Machine Learning Workflow to Forecast Production in a Fractured Marcellus Shale Reservoir
Michael R. Gross, Jeffrey D. Hyman, Shriram Srinivasan, Daniel O’Malley, Satish Karra, Maruti K. Mudunuru, Matthew Sweeney, Luke Frash, Bill Carey, George D. Guthrie, Tim Carr, Liwei Li, Dustin Crandall, Hari Viswanathan
Unconventional Resources Technology Conference (URTEC)
... fractures (strike and dip of: 037, 01SE), and two sets of faults (i.e. shear fractures; strike and dip of: 048, 34SE and 211, 45NW). The fracture...
2021
Coal Fracture (Cleat) Patterns in Upper Cretaceous Fruitland Formation, San Juan Basin, Colorado and New Mexico - Implications for Coalbed Methane Exploration and Development
Carol M. Tremain, Stephen E. Laubach, Neil H. Whitehead III
Rocky Mountain Association of Geologists
... orthogonal cleat sets are absent. The San Juan basin of the east-central Colorado Plateau, New Mexico and Colorado, is an asymmetrical structural...
1991
Magnetic Stratigraphy of the Middle Miocene Bopesta Formation, Southern Sierra Nevada, California
Sean Coles, Donald R. Prothero, James P. Quinn, Carl C. Swisher III
Pacific Section SEPM
... and sections. For our purposes, two sections covered the key fossiliferous intervals in the Bopesta Formation. We sampled the 40 m of strata...
1997
Preliminary Report on Curved Fractures Near Faults as Related to Fluid Extraction
Richard J. Erdlac, Jr., Richard J. Erdlac
West Texas Geological Society
..., On the use of regional joint sets as trajectories of paleostress fields during the development of the Appalachian Plateau, New York: Journal...
2000
Natural fractures in shale: A review and new observations
Julia F. W. Gale, Stephen E. Laubach, Jon E. Olson, Peter Eichhubl, and András Fall
AAPG Bulletin
... of Marcellus shale near Union Springs, New York (Figure 3B), reveal two orthogonal, subvertical, calcite-filled fracture sets, ≥1 mm (≥0.04 in.) wide...
2014
Natural Fractures in Folded Sandstones of the Tensleep Formation, Wyoming
John C. Lorenz, Scott P. Cooper
AAPG Special Volumes
... in relatively unfolded Tensleep strata, and that fracture characteristics are influenced by lithology. Two sets of near-orthogonal, bed-normal extension...
2013
Analysis of Well Interference in Delaware Basin: A Physics-Based and Data-Driven Approach
Esmail Eltahan, Shayan Tavassoli, Brian Casey, Guinevere McDaid, Emery Goodman
Unconventional Resources Technology Conference (URTEC)
... and completion considerations. We tackle this problem following two parallel routes: using reservoir simulation and analyzing monthly production data provided...
2021
Fracture Control of P-wave Azimuthal Anisotropy in a Laramide Basement-cored Anticline at Casper Arch, Wyoming: Insights from Correlations with Surface Analogs and Curvature Analyses
Duke Cooley, Eric Erslev
AAPG Special Volumes
.... The two dominant fracture sets observed on Oil Mountain are orthogonal and strike NW and NE (Figure 3). The NW-striking (110–130°) fracture set...
2013
Control of mechanical stratigraphy on bed-restricted jointing and normal faulting: Eagle Ford Formation, south-central Texas
David A. Ferrill, Ronald N. McGinnis, Alan P. Morris, Kevin J. Smart, Zachary T. Sickmann, Michael Bentz, Daniel Lehrmann, and Mark A. Evans
AAPG Bulletin
..., and connectivity of fractures from bed to bed throughout the section. The mapping revealed three joint sets—two systematic sets and one non-systematic joint set...
2014
Fault interactions and reactivation within a normal-fault network at Milne Point, Alaska
Casey W. Nixon, David J. Sanderson, Stephen J. Dee, Jonathan M. Bull, Robert J. Humphreys, and Mark H. Swanson
AAPG Bulletin
...) that formed in the same stress system, or multiple fault sets that form from the overprinting of two or more stress systems (Davatzes et al., 2003; Bailey...
2014
Influence of Depositional Sand Quality and Diagenesis on Porosity and Permeability: Examples from Brent Group Reservoirs, Northern North Sea
S. N. Ehrenberg
Journal of Sedimentary Research (SEPM)
... in two data sets from the Middle Jurassic Brent Group. One of the data sets is from relatively shallow depth and has been little affected by chemical...
1997
Tensile radiation from slip in a medium with rough fractures
Scott Leaney, Chris Chapman
International Meeting for Applied Geoscience and Energy (IMAGE)
... R., and I. Tsvankin, 2006, Seismic signatures of two orthogonal sets of vertical microcorrugated fractures: Journal of Seismic Exploration, 15, 183...
2022
Roller Micrometer Analysis of Grain Shape: RESEARCH METHOD PAPER
James Harrell
Journal of Sedimentary Research (SEPM)
...). Such sieves, however, are not readily available. Sieve manufacturers do not market sets of round- and rectangular-holed sieves which conform to the U.S....
1984
Elastic Wave Propagation in Fractured Media Using the Discontinuous Galerkin Method; #41955 (2016)
Jonás D. De Basabe, Mrinal K. Sen
Search and Discovery.com
... horizontal fracture and show numerical examples using 2D and 3D models with one fracture and two orthogonal fractures. References Cited Barton, N...
2016
Empirical Relation Between Carbonate Porosity and Thermal Maturity: An Approach to Regional Porosity Prediction: DISCUSSION
Alton Brown
AAPG Bulletin
.... APPLICABILITY OF DATA BASES Four of the data sets used by Schmoker (1984) may not represent average porosity variation with depth. Two of the data sets...
1985
A Tectonic Origin for Microfaults in the Mississippian-Pennsylvanian Tesnus Formation, Marathon Basin, Trans-Pecos Texas
Timothy N. Diggs
West Texas Geological Society
... microfault set present in a given bed, and at least two microfault sets were normally present in each bed. Microfaults are present in many outcrops...
1990
Core Hardness Testing and Data Integration for Unconventionals
Elizabeth Ritz, Matt Honarpour, William F. Dula, Jack P. Dvorkin
Unconventional Resources Technology Conference (URTEC)
... 7 Figure 8. Photo of slab with two sets of depth measurements. The lighter colored rock is much harder than the dark interval, although both...
2014
Miocene seismic stratigraphy and geomorphology of Bibiyana gas field, Surma Basin, Bangladesh
Kenneth D. Ehman, Andrea F. Lisi, William S. Kowalik, James W. Turner, Joyanta Dutta, and Sirajum Munira
AAPG Bulletin
.... Two types of major reservoir sandstones were observed: (1) erosional remnants of shallow-marine, tidal sandstones below sequence boundaries and (2...
2021