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The AAPG/Datapages Combined Publications Database
Showing 44,985 Results. Searched 200,616 documents.
Displacive Calcite and Grain Breakage in Sandstones
C. J. R. Braithwaite
Journal of Sedimentary Research (SEPM)
... to the direction of elongation (Fig. 2). The implied growth vector and inferred direction of expansion are apparently unrelated either to crystallographic...
1989
Oceanographic Aspects of Gulf of California
Gunnar I. Roden
AAPG Special Volumes
..., g is gravity, is density, = 1/ is the specific volume, and k is a unit vector. The first ter of the right hand side of the equation (1) denotes...
1964
Chapter 135: Canyon San Fernando, Baja California, Mexico: A Deepmarine Channel-levee Complex that Evolved from Submarine Canyon Confinement to Unconfined Deposition
Mason Dykstra, Ben Kneller
AAPG Special Volumes
... Rosario, Mexico (Figure 1). The rocks exposed in this canyon consist primarily of the Rosario Formation, the uppermost unit of a belt of Upper...
2007
Changes in Flow Direction at a Point Caused by Obstacles During Passage of a Density Current
Stephen A. Morris,, Jan Alexander
Journal of Sedimentary Research (SEPM)
.... Thus flow vector at a point rotated by as much as 45° during passage of the current. The deposits of sediment-laden density currents thickened...
2003
Fault displacement gradients on normal faults and associated deformation
Alan P. Morris, Ronald N. McGinnis, and David A. Ferrill
AAPG Bulletin
... of the Balcones fault system shown in red, and other faults shown in black. Detailed geologic map (labels are stratigraphic unit position and label) of Area 51...
2014
Geology of the southern exposures of the Brevard zone in the Red Hill Quadrangle near Martin dam, Alabama
J.W. Sterling, Mark G. Steltenpohl, Robert B. Cook
Alabama Geological Society
... (1905) first used the term “Brevard” for a graphitic schist unit near Brevard, North Carolina, which was interpreted to be within a syncline flanked...
2005
Geology of the southern exposures of the Brevard zone in the Red Hill Quadrangle near Martin dam, Alabama
J. W. Sterling, M. G. Steltenpohl, R. B. Cook
Alabama Geological Society
... different interpretations (Bobyrachick, 1999). Keith (1905) first used the term “Brevard” for a graphitic schist unit near Brevard, North Carolina, which...
2005
Regional Study of Jointing in Comb Ridge-Navajo Mountain Area, Arizona and Utah
Robert A. Hodgson
AAPG Bulletin
.... Jointing is particularly well displayed along cliff faces in this rock unit (Fig. 19) but broad areal exposures are limited. Hoskinnini tongue...
1961
Sedimentary Serpentinite of the Miocene Big Blue Formation Near Cantua Creek, California
Tom Ann L. Casey, William R. Dickinson
Pacific Section SEPM
..." thus may be a type of sedimentary serpentinite in our usage. INTRODUCTION The Big Blue Formation is a Neogene stratigraphic unit along the western...
1976
Sedimentation Pattern of a Rift-filling Unit, Tesuque Formation (Miocene), Espanola Basin, Rio Grande Rift, New Mexico
William Cavazza
Journal of Sedimentary Research (SEPM)
...Sedimentation Pattern of a Rift-filling Unit, Tesuque Formation (Miocene), Espanola Basin, Rio Grande Rift, New Mexico William Cavazza 1989 Vol. 59...
1989
Evolution of the Neoproterozoic Katakturuk Dolomite Ramp Complex, Northeastern Brooks Range, Alaska
James G. Clough, Robert K. Goldhammer
Special Publications of SEPM
... RAMP COMPLEX NE BROOKS RANGE ALASKA A CROSS BEDDING All Katakturuk cross beds VECTOR N MEAN STD silicified oolite marker unit if VECTOR N 20...
2000
Stratigraphy and Oil Possibilities of Mesozoic Rocks in Kandik Basin, East-Central Alaska: ABSTRACT
Earl E. Brabb
AAPG Bulletin
...) Mesozoic sedimentary rocks in the Kandik basin are subdivided provisionally into four units. The oldest, unit A, rests unconformably on the Tahkandit...
1965
Structural Style from the Southern Apennines' Hydrocarbon ProvinceAn Integrated View
C. Turrini, P. Rennison
AAPG Special Volumes
...] and the Apulian Platform, respectively). The external domain's strength profile (Figure 4b) indicates a possible top (Sicilide and Irpinian unit...
2004
Using Machine Learning and Data Analytics to Improve Type Curve Generation and Optimize Field Development Planning in Argentina's Vaca Muerta Formation
David Delgado, Charles Kosa, Peter Zannitto
Unconventional Resources Technology Conference (URTEC)
... active development, including testing up to five stacked landing zones within a single development unit (Figure 1). Although the well inventory has...
2023
Structure of the Eastern Part of the Mill Creek Syncline
Robert F. Luke
Oklahoma City Geological Society
... of vitreous chert and siliceous shale. The thickness of this unit is between 350 to 400 feet and is unconformable with the Hunton Group. The Caney...
1979
Impacts of Geochemical Properties on Wettability of Kerogen and Organic-rich Mudrocks
Archana Jagadisan, Zoya Heidari
Unconventional Resources Technology Conference (URTEC)
... wettability. The contact angle measured as the tangent angle at the water-airkerogen interface is recorded for formations A and B. The measurements...
2018
Failure modes of shales and their implications for natural and man-made fracture assemblages
Atilla Aydin
AAPG Bulletin
... faults, all of which occurred together within the same unit, will be presented in the section “Complex Structural Assemblages.” Figure 5. Well-developed...
2014
The Mérida Arch: Tectonic Control on Deposition from Late Mesozoic to Early Cenozoic in Western Venezuela
Jairo Lugo, S.A. Lagoven
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... deposits of the lower Cretaceous (Barremian), Rio Negro Formation (fig. 2). This unit consists of coarse, poorly graded and sometimes conglomeratic...
1994
Holocene Evolution of the Inner Shelf of Southern Virginia
Donald J. P. Swift, Terry Nelsen, John McHone, Barry Holliday, Harold Palmer, Gerald Shideler
Journal of Sedimentary Research (SEPM)
...) at 100 cm off the bottom, UTh is threshold speed, u100 is a unit vector, and T is the duration of threshold exceedence (Gadd et al., in press...
1977
Resedimented Conglomerates of a Miocene Fan-Delta Complex, Southern Alps, Italy
Francesco Massari
CSPG Special Publications
... units. Arrow linking unit symbols indicates vertical transitions within sequences related to single depositional events. The upper body has comparable...
1984
Three-dimensional Structure and Kinematics of the Piedras-Girardot Fold Belt: Surface Expression of Transpressional Deformation in the Northern Andes
Camilo Montes, Pedro A. Restrepo-Pace, Robert D. Hatcher Jr.
AAPG Special Volumes
... that the oblique convergence vector imposed by the Caribbean Plate is not fully partitioned in space, but instead must be distributed in a diffuse zone...
2003
Optimization of a Paraffinic Oil Transmission Pipeline Network Design: Simulation Approach
Leksono Mucharam, Septoratno Siregar, Darmadi, Musyoffi Yahya, Achirul Akbar
Indonesian Petroleum Association
... and U is the primary dependent variable vector for pressure and temperature. J(P,T) represents the Jacobian matrix of the system of equation...
2008
Models and Concepts for Exploration in Barrier Islands
David K. Davies
New Orleans Geological Society
... of water flow which yields a largely unimodal cross-bed vector. Where a single channel acts as both an inflow and ouflow avenue, cross-bed vectors...
1976
Analysis of Bedding Orientations Within a Portion of the Ferron Sandstone Near Emery Utah
Dennis L. Nielson, Susan J. Lutz, Jeffrey B. Hulen, Paul B. Anderson
Utah Geological Association
.... Anderson 1991 55 64 The orientations of laminae, bed boundaries and unit boundaries have been measured within three units in the Ferron Sandstone...
1991
Prosenance, Dispersal, and Tectonic Significance of the Evanston Formation and Sublette Range Conglomerate, Idaho-Wyoming-Utah Thrust Belt
Todd S. Salat, James R. Steidtmann
Rocky Mountain Association of Geologists
... this unit is mapped as Late Cretaceous or Paleocene Evanston Formation (Lamerson, 1982). The Fossil basin in bound on the east by the Absaroka thrust...
1991