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The AAPG/Datapages Combined Publications Database
Showing 2,480 Results. Searched 195,387 documents.
Crustal Wedging and Back Thrusting of Rocky Mountain Uplifts
Eric A. Erslev, James Rogers
Wyoming Geological Association
.... In thin-skinned thrusting, nearly all the major thrusts verge toward the stable craton. This uniform polarity of thrusting is probably the result...
1987
Abstract: Seismic Polarity Reversals in Higher Impedance Gas Sandstones
W. R. Landwer, N. S. Neidell
GCAGS Transactions
...Abstract: Seismic Polarity Reversals in Higher Impedance Gas Sandstones W. R. Landwer, N. S. Neidell 1994 Vol. 44 (1994), Most interpreters view...
1994
Abstract: Characterizing earthquake source physics with source scanning algorithms
Frédérick Massin, Alison Malcolm
Atlantic Geology
... to focal mechanism determination with slight modifications. We first precalculate the polarity distribution for all double couple orientations...
2016
Abstract: Paleomagnetism and Magnetostratigraphy of the Middle Ordovician Everton Formation, Northern Arkansas, by M. R. Farr and D. R. Sprowl; #91004 (1991)
Search and Discovery.com
1991
Gauss-Brunhes Disconformity in Southeastern Indian Ocean--Paleomagnetic and Biostratigraphic Analysis: ABSTRACT
F. Theyer
AAPG Bulletin
.... The magnetic polarity is the same, and biostratigraphic definition of the late Brunhes in these latitudes is difficult. An excellent illustration...
1973
Magnetic Polarity Stratigraphy of Middle Miocene Barstow Formation of Mojave Desert, Southern California: ABSTRACT
Bruce J. MacFadden, Michael O. Woodburne
AAPG Bulletin
...Magnetic Polarity Stratigraphy of Middle Miocene Barstow Formation of Mojave Desert, Southern California: ABSTRACT Bruce J. MacFadden, Michael O...
1982
The Age of the Eocene/Oligocene Boundary is ...: ABSTRACT
W. A. Berggren
AAPG Bulletin
... dated polarity stratigraphy in the middle Eocene (polarity chron 20-21 interval) and the latest Eocene-early Oligocene (chron 15/16-12 interval) in North...
1983
Abstract: Magnetic Stratigraphy of Plio-Pleistocene Sediments of the Los Angeles Basin, California, by J. W. Hillhouse; #90945 (1997).
Search and Discovery.com
1997
Tectonic Evolution of the Apennines: ABSTRACT
Dietrich Roeder
AAPG Bulletin
... are a collision belt with a polarity flip in the north and persistence in the south. Fossil arc material is scarcely recognized, but plate-size clastic sources...
1984
Preliminary Paleomagnetic Investigations of Winnfield Salt Dome Cap Rock, Louisiana: ABSTRACT
Wulf A. Gose, J. Richard Kyle, Mark R. Ulrich
AAPG Bulletin
... demagnetization readily revealed the magnetic polarity of most samples. Using only reversely magnetized samples with a well-defined stable magnetization...
1985
2001
Abstract: Magnetic Stratigraphy of the Middle Eocene Cowlitz Formation, Washington and Oregon, by E. Sanger, D. R. Prothero, and E. Nesbitt; #90904 (2001)
Search and Discovery.com
2001
ABSTRACT: The" Orogenic Float" of Northern South America; #90017 (2003)
Felipe Audemard
Search and Discovery.com
... in the geodynamic context: the "B" subduction of the Lesser Antilles (west polarity) and the coeval "B" Colombo-Venezuelan subduction (south polarity...
2003
ABSTRACT: Magnetostratigraphy of the Santonian-Campanian Lea Park Formation (including the Alderson Member), southern Alberta and Saskatchewan, Western Canada Sedimentary Basin; #90113 (2010)
Andrew J. Mumpy, Octavian Cateneanu, and John F. Lerbekmo
Search and Discovery.com
... of the 33r- 34n polarity chron boundary was determined to be present within the lowermost Alderson Member in south-central Alberta, therefore...
2009
The Balance between Geophysics and Geology in Seismic Interpretation, by Alistair R. Brown, #40615 (2010).
Search and Discovery.com
2010
Magnetic Stratigraphy of Eocene-Oligocene Mammal Localities in Southern San Diego County
Donald R. Prothero
Pacific Section SEPM
... Valley Formation are associated with a 4 0 A r / 3 9 A r date of 42.18 Ma; they lie within rocks of normal polarity that probably correlate with magnetic...
1991
ABSTRACT: Magnetic properties of oil sand at El Borma; Paleomagnetic dating of oil emplacement; #90016 (2003)
Claus Beyer
Search and Discovery.com
... curve for the relevant area.. In exceptional cases where very long sequneces are sampled, it may be sufficient to establih a polarity scale which can...
Unknown
Chapter Five: Reservoir Identification
Alistair R. Brown
AAPG Special Volumes
... and flat spot from the early 1970s. With the improvements in seismic processing over two decades, we can now consider polarity and phase as well...
2011
Chapter 8: Amplitude Versus Offset
Tom Wittick
North Texas Geological Society
... or if there will be a polarity reversal. Once we know what seismic signature to look for then we can go to the actual seismic data and look for evidence of a gas-filled...
1992
Amplitude Versus Offset
Abilene Geological Society
... show if a gas-filled reservoir exhibits an increase or decrease in reflection amplitude with offset or if there will be a polarity reversal. Once we...
1993
Magnetostratigraphic and Palynostratigraphic Correlation of Late Campanian to Early Maastrichtian strata of the Bearpaw and Horseshoe Canyon formations between the CPOG Strathmore Corehole and the Red Deer Valley Section, Alberta, Canada
J.F. Lerbekmo, D.R. Braman
CSPG Bulletin
... Geomagnetic Polarity Time Scale for the Late Cretaceous and Cenozoic. Journal of Geophysical Research, B: Solid Earth and Planets, v. 97, p. 13,917-13,951...
2005
Time Correlation on Basis of Magnetic Data
R. S. Briggs
AAPG Special Volumes
.... B., 1960, Introduction to geophysical prospecting: New York, McGraw-Hill, 446 p. Smith, P. J., 1970, Do magnetic polarity-oxidation state...
1974
EXPANDED ABSTRACT: Tightening the Belt: Paleomagnetic Constraints on Deposition and Deformation of the Middle Proterozoic Belt-Purcell Supergroup, U.S. and Canada
D.P. Elston, R.J. Enkin, J. Baker, D. Kisilevsky
Montana Geological Society
... (normal polarity), and midup northeasterly directions (reverse polarity). Most mean directions were antiparallel across the Belt-Purcell...
2000
Memorial: George O. Williams (1897-1967)
E. G. Dahlgren
AAPG Non-Technical and Memorials
... emphasized the "negative polarity rule," an empirical discovery that negative polarity of the positive charge is associated with hydrocarbons and positive...
1967
Comparison Analysis of Amplitude Variation With Offset (AVO) With Energy-Weighted AVO (EAVO) on The Bagus Acasia Structure, Jatibarang Field, North West Java Basin
Alif Fikri Haikal, Agung Dwi Alfianto, Bayu Dwijatmiko, Eddy Hartantyo
Indonesian Petroleum Association
... are in quadrant IV which is far from the water trend. For target A, the dimming response accompanied by polarity reversal in the far-stack data...
2022