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The AAPG/Datapages Combined Publications Database
Showing 1,088 Results. Searched 200,673 documents.
Geological Processes and Sedimentation Rates of Wind-Tidal Flats, Laguna Madre, Texas
Robert A. Morton, Charles W. Holmes
GCAGS Transactions
... curve of the 210 Pb data was calculated by least-squares optimization using the Marquardt-Levenberg (M-L) method (Press et al., 2007). The CRS model...
2009
Opal Cement in the Eocene Castle Rock Conglomerate, Central Colorado
Mark Longman, Nik Svihlik, Joan Burleson, James W. Hagadorn
Rocky Mountain Association of Geologists
... embayed volcanic beta quartz and a few fragments of feldspar crystals. When first deposited, the volcanic debris comprising the ash, which was probably...
2024
Porosity Variation in the Tensleep and its Equivalent the Weber Sandstone, Western Wyoming: A Log and Petrographic Analysis
J.E. Fox, P.W. Lambert, R.F. Mast, N.W. Nuss, R.D. Rein
Rocky Mountain Association of Geologists
..., the appropriate matrix velocity response curve can be chosen and porosity values determined directly from the interval transit 241 1 PEPFERVAL TRANSIT...
1975
Stop 6b: Palaeoecology of Weeks Bay: Pollen
Miriam Fearn
Alabama Geological Society
... in all cores from Weeks Bay, including cores I and IX. We employed a commercial facility to do the dating (Beta Analytic Inc., Miami, FL). Due to low...
2004
The Los Angeles Basin: An Overview: Chapter 1
Kevin T. Biddle
AAPG Special Volumes
... 6-------------------------- of the basin's total EUR. Nevertheless, the last field discovered in the basin (the Beta field, discovered in 1976) has...
1991
The Modern Mixed Carbonate–Siliciclastic Abrolhos Shelf: Implications For A Mixed Depositional Model
Danielle Peron D'agostini, Alex Cardoso Bastos, Antonio Tadeu Dos Reis
Journal of Sedimentary Research (SEPM)
... radiocarbon age from core T1 (96 cm depth). AMS at the Beta Analytic Radiocarbon Laboratory (Florida, USA) are reported as radiocarbon years before...
2015
Volcaniclastic Strata of the Upper Jurassic Santiago Peak Volcanics, San Diego, California
Duane C. Balch, Sarah H. Bartling, Patrick L. Abbott
Pacific Section SEPM
... are monocrystalline, clear, subangular, and exhibit very sharp to, occasionally, slightly undulose extinctions. Beta crystal forms and embayments occur...
1984
How To Interpret, Understand, and Predict Stratal Geometries Using Stratal-Control Spaces and Stratal-Control-Space Trajectories
Peter M. Burgess, Ron J. Steel
Journal of Sedimentary Research (SEPM)
... curve can show how often a rate of 10 m of rise per 100 ky occurs, and analysis of a curve of subsidence and uplift can do the same. Meaningful...
2017
Structural Geology Along Teton Pass, Wyoming
Craig G. Zeller
Rocky Mountain Association of Geologists
... from the region north of the Cache fault were plotted on an equal area net (Fig. 7). The poles define a girdle whose Beta axis plunges 12...
1982
Tectonostratigraphic Significance of the San Pedro Del Gallo Area, Durango, Western Mexico
Emile A. Pessagno Jr., Jose F. Longoria, Donna Meyerhoff Hull, Michael E. Kelldorf
Pacific Section SEPM
... Radiolaria from San Pedro de Gallo, northwest Mexico. Samples SPG-13 A, 13B (upper Tithonian; Zone 4, Subzone 4 beta) and 14 D (Kimmeridgian; Zone 2...
1993
Down-Hole Reservoir Raman System: A Novel New Technology for the Rapid Appraisal of Shale Gas Resource Potential
L. Taras Bryndzia, Neil R. Braunsdorf, Ronny Hofmann, Quentin Morgan, Peter Christian, Art Toews, Jeff Parkins, Grant Myers, John Pope
Unconventional Resources Technology Conference (URTEC)
... tool calibration for methane solubilized in deionized water. The data acquired during beta trial-1 were then reprocessed using these new custom...
2016
Uranium Rolls in the United States
E.N. Harshman
Rocky Mountain Association of Geologists
... analyses (beta-gam.m.a) for equivalent uranium. metric analyses (beta-gamma) for equivalent uranium exceed chenrical analyses (fluorim.etric...
1972
Clay Coats: Occurrence and Relevance to Preservation of Porosity in Sandstones
Edward D. Pittman, Richard E. Larese, Milton T. Heald
Special Publications of SEPM
... 1965 Penn Belly River Big Injun Dogger Beta Spiro Channel Quartz Arenite Arkoma Basin Oklahoma Horn 1965 Pittman and Lumdsen Miss Berea...
1992
Members .of the Toroweap and Kaibab Formations, . Lower Permian, Northern Arizona and Southwestern Utah
James E. Sorauf, George H. Billingsley
Rocky Mountain Association of Geologists
... Canyon Member The Brady Canyon Member is the middle. carbonate, cliff-forming unit of the Toroweap Formation, the w m e as the beta member defined...
1991
Holocene Sedimentary Framework of Grays Harbor Basin, Washington, USA
Curt D. Peterson, James B. Phipps
Special Publications of SEPM
... bay reaches and gravelly sand and sandy gravel fining upward to sand and mud in upper bay reaches curve in 90 760 yrs un Grays Harbor beginning at 1O...
1992
Distinction of Shoreline Environments in New Jersey
Edwin W. Biederman, Jr.
Journal of Sedimentary Research (SEPM)
... versus the fine-grained loci of deposition. Figure 16 shows the number of counts of gamma and beta particles above background for each sample...
1962
Seals and Migration Pathways in Paleogeomorphically Trapped Petroleum Occurrences: Permian White Rim Sandstone,Tar-Sand Triangle Area, Utah
Jackie E. Huntoon, John C. Dolson, Bruce M. Henry
Rocky Mountain Association of Geologists
... sealing nature of the Hoskinnini Member, which has drastically reduced permeabilities due to carbonate cementation. Note the capillary pressure curve...
1994
Sedimentology Of Prealpine Flysch Sequences, Switzerland
John F. Hubert
Journal of Sedimentary Research (SEPM)
.... The widespread occurrence of volcanic quartz crystals with idiomorphic beta quartz outlines reflects the nearness of the source areas and lack...
1967
Frontmatter: Petroleum Geology and Potential of the Colombian Caribbean Margin
Claudio Bartolini, Paul Mann
AAPG Special Volumes
... Oberlin College and was elected to Phi Beta Kappa. From 1978 to 1983, he was a Ph.D. student at the State University of New York (SUNY) at Albany where he...
2015
Sedimentology of a Melange: Franciscan of Trinidad, California
K. R. Aalto
Journal of Sedimentary Research (SEPM)
... sharp and may be flat, nndulose or scoured. Deep bulbous loaded flute easts over 30 cm long (Beta index: 2.5) are found in one locality. Contacts...
1976
A Geochemical Analysis of the Sediments and Sedimentation in the Hudson Estuary
C. R. Olsen, H. J. Simpson, R. F. Bopp, S. C. Williams, T. H. Peng, B. L. Deck
Journal of Sedimentary Research (SEPM)
... during the past 23 years. The major influx of fallout 137Cs to the Hudson occurred in 1962-1964. Figure 7B shows the annual release of gross beta...
1978
Styles of Reef Accretion Along a Steep, Shelf-Edge Reef, St. Croix, U.S. Virgin Islands
Dennis K. Hubbard, Randolph B. Burke, Ivan P. Gill
Journal of Sedimentary Research (SEPM)
... intervals, and analyzed for radiocarbon age by Beta Analytic. Thirteen samples that were potentially contaminated by secondary cements (e.g., contained Mg...
1986
Terrace Inundation as an Autocyclic Mechanism for Parasequence Formation: Galveston Estuary, Texas, U.S.A.
Antonio B. Rodriguez, John B. Anderson, Alexander R. Simms
Journal of Sedimentary Research (SEPM)
..., v. 74, p. 406-422. Simms, A.R., Anderson, J.B., and Rodriguez, A., 2003, The role of antecedent topography in shaping coastal change caused by sea...
2005
The Effect of Sea-Level and Climate Change on the Development of a Mixed Siliciclastic–Carbonate, Deltaic Coastline: Suwannee River, Florida, U.S.A.
Eric E. Wright, Albert C. Hine, Steven L. Goodbred Jr., Stanley D. Locker
Journal of Sedimentary Research (SEPM)
... curve for the upper Florida Keys and Florida reef tract, in Gleason, P.J., ed., Environments of South Florida. Present and Past II: Coral Gables...
2005
Conodont Evidence of Age of Goddard and Springer Formations, Ardmore Basin, Oklahoma
Joseph J. Straka, II
AAPG Bulletin
... higher into the middle of the Rod Club Member of the Springer. The Tiff Member is further characterized by the presence of all four (alpha, beta, gamma...
1972