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The AAPG/Datapages Combined Publications Database
Showing 7,671 Results. Searched 200,599 documents.
Development of Cumberland Overthrust Block in Vicinity of Chestnut Ridge Fenster in Southwest Virginia
Leonard D. Harris , Isidore Zietz
AAPG Bulletin
... from the inclined crosscut to a near-horizontal plane. Thus the folds would be rootless structures that have no counterp rts in the subsurface...
1962
Stratigraphic Control of Petroleum in White Rim Sandstone (Permian) in and near Canyonlands National Park, Utah
D. L. Baars , W. R. Seager
AAPG Bulletin
... surface ripple marks, is unscathed by erosion in Elaterite Basin, and numerous smaller bars are equally well preserved at the top of the White Rim...
1970
Tectonic Basis for Anaco Fault, Eastern Venezuela
Ernest E. Murany
AAPG Bulletin
... faulting for the Anaco area: (1) the Anaco fault plane is inclined about 45° northward; and (2) there is an obvious overthrust relation to the involved...
1972
Principal Stress Ratios in Cretaceous Limestones from Texas Gulf Coast
M. Friedman , H. C. Heard
AAPG Bulletin
...) per mm, when viewed on edge (the twin-lamellae index), was recorded; untwinned crystals were assigned a zero-index value. Twin lamellae inclined at low...
1974
Melange (Olistostrome) near Lago Titicaca, Peru
Kees A. De Jong
AAPG Bulletin
..., and the attitude of the axial planes, though generally inclined, varies from fold to fold, from upright to overturned and recumbent. Portugal (1964...
1974
Structural History and Oil Potential of Offshore Area from Cape Hatteras to Bahamas
Walter S. Olson
AAPG Bulletin
... planes should dip 63°. A series of fault blocks inclined in the same direction results in a series of half grabens at the upper surface. Where...
1974
Imaging 3-D fracture networks around boreholes
Haiqing Wu, David D. Pollard
AAPG Bulletin
..., and fractures from a given set in a measurement window are equally developed (either well developed, intermediate, or poorly developed). The effectiveness...
2002
Abstract: 3D Geological Modeling and Uncertainty Analysis of Pilot Pad in the Long Lake Field with Lean Zone and Shale Layer; #90224 (2015)
Jinze Xu, Zhangxin Chen, and Ran Li
Search and Discovery.com
... and core analyses are the first step to develop the model. The lithology in the Long Lake field is classified as sandstone, sandy inclined heterolithic...
2015
Graphic Presentation and Statistical Analysis of Sedimentary Data
W. C. Krumbein
Special Publications of SEPM
... will be confined to the data of mechanical analysis, although to a large extent they are equally applicable to the data of mineralogical studies, shape...
1955
Lower Middle Mississippian of Southeastern West Virginia
Dana Wells ^dagger
AAPG Bulletin
... contact, considered equally distinct, was placed at the base of a carbonaceous shale (Lillydale) of the Bluefield group of the Mauch Chunk...
1950
Graphic Presentation and Statistical Analysis of Sedimentary Data: Part 7. Methods of Study
W. C. Krumbein
AAPG Special Volumes
... to the data of mechanical analysis, although to a large extent they are equally applicable to the data of mineralogical studies, shape studies, and to other...
1939
The Conceptual Framework of Ichnology
S. George Pemberton, Robert W. Frey, Michael J. Ranger, James MacEachern
Special Publications of SEPM
..., bifurcatedor U-shaped structures perpendicular or inclined at various angles to bedding, or branched burrow or boring systems having vertical and horizontal...
1992
The Glossifungites Ichnofacies: Modern Examples From The Georgia Coast, U. S. A.
S. George Pemberton, Robert W. Frey
Special Publications of SEPM
... aggradation or degradation escape structures forms of Ophiomorpha consisting predomi nantly of vertical or steeply inclined shafts Animals chiefly...
1984
Radiaxial Fibrous Calcite: A Reappraisal
Alan C. Kendall
Special Publications of SEPM
... in addition, daughter crystallites that are inclined toward the more slowly-growing part of the overgrowth are progressively selected because...
1985
Folded Faults in Rocky Mountain Foothills of Alberta, Canada: Stucture
J. C. Scott
AAPG Special Volumes
..., is equally prominent with that along the Brazeau syncline. A little farther northeast, a similar ridge, formed in the same manner, extends diagonally through...
1954
Geological Extrapolation and Pseud-Abyssal Sediments
W. G. Woolnough
AAPG Bulletin
... of dynamical geology which are active at the present day are unlikely to have been equally dominant throughout the whole of geological history. Late Neogene...
1942
Folded Faults in Rocky Mountain Foothills of Alberta, Canada
J. C. Scott
AAPG Bulletin
...-Brazeau contact has formed a southwestward facing escarpment which, for its length of about 10 miles, is equally prominent with that along the Brazeau...
1951
Stratigraphical correlation of the principal Devonian Limestone sequences of Eastern Australia
G. M. Philip, A. E. H. Pedder
CSPG Special Publications
..., but, as the fauna is equivalent to our fauna E, we are inclined to view it as early, although not necessarily earliest, Emsian in age. Hill (1950) believed...
1967
Corpus Christi Structural Basin Postulated from Salinity Data
W. Armstrong Price
AAPG Special Volumes
.... Study of cross sections based on water sands has inclined some geologists to regard the upper 400 feet of sediments in this area as flat-lying...
1936
Corpus Christi Structural Basin Postulated from Salinity Data
W. Armstrong Price
AAPG Bulletin
.... Study of cross sections based on water sands has inclined some geologists to regard the upper 400 feet of sediments in this area as flat-lying...
1935
Stratigraphical correlation of the principal Devonian Limestone sequences of Eastern Australia
G. M. Philip, A. E. H. Pedder
CSPG Special Publications
..., but, as the fauna is equivalent to our fauna E, we are inclined to view it as early, although not necessarily earliest, Emsian in age. Hill (1950) believed...
1967
Stratigraphic Facies Differentiation and Nomenclature
J. Marvin Weller
AAPG Bulletin
..., (j) genetic implications, and possibly others. All of these provide valid basis for some kind of differentiation but all are not equally objective...
1958
Sedimentology as a Strategy for Uranium Exploration: Concepts Gained from Analysis of a Uranium-Bearing Depositional Sequence in the Morrison Formation of South-Central Utah
Fred Peterson
Rocky Mountain Section (SEPM)
... that prevailed during deposition of the sequence. It is not only important to recognize which associations relate to the ore deposits, but it is equally...
1980
Relation and History of Structures in a Sedimentary Succession with Deeper Metamorphic Structures, Eastern Great Basin
Robert B. Nelson
AAPG Bulletin
.... All the inclined pre-Pennsylvanian beds of the southern Deep Creek Range are in the western limb, and metamorphic trends cross these beds...
1969
Tide-dominated deltas responding to high-frequency sea-level changes, Pre-Messinian Rifian Corridor, Morocco
Daan Beelen, Lesli Wood, Mohamed Najib Zaghloul, Faouziya Haissen, Michiel Arts, Ismail Ouahbi, Meryem Redouane, Sebastian Cardona
Journal of Sedimentary Research (SEPM)
... by straight or inclined reactivation surfaces (Fig. 5A). Trough cross-stratification is present in some subfaces 3a. Sediment that constitutes...
2020