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The AAPG/Datapages Combined Publications Database
Showing 10,786 Results. Searched 195,387 documents.
Geology of Sinbad Valley Anticline
Raymond E. Maret, A. V. Robertson Coe
Four Corners Geological Society
... are developed in some of the near-surface sandstones by leaching and weathering processes. No permeability was observed in cuttings or cores...
1960
Surface Diagenesis of Limestone
Henry S. Chafetz
Journal of Sedimentary Research (SEPM)
... the minimum effects of surface weathering, i.e., to collect the freshest samples possible. This is, of course, desirable when trying to interpret...
1972
Landsat Interpreted Structure and Groundwater Flow within the Eromanga Basin
B. R. Senior
Petroleum Exploration Society of Australia (PESA)
... of seven others, principally in the fields of rock weathering, stratigraphy and structure of Australian sedimentary basins. Since joining HGG...
1982
Porosity Prediction in Frontier Basins: A Systematic Approach to Estimating Subsurface Reservoir Quality from Outcrop Samples
R.C. Tobin
AAPG Special Volumes
... history, including both ancient near-surface and subsurface diagenesis and recent weathering. The discovery of tight reservoir facies in surface outcrop...
1997
ABSTRACT: Mass Movement Hazard Assessment in Zacatecas State, Mexico
Luis D. Barajas Nigoche, Juan P. Moreno Ruiz
GCAGS Transactions
... conditions prevailing. In this regard, it should be noted that there are variations of elevation in the valley over the plateau of about 1000 m...
2011
Assessing Changes in Elemental Mass as a Result of Chemical Weathering of Granodiorite in a Mediterranean (Hot Summer) Climate
Gary H. Girty, Jeffrey Marsh, Aron Meltzner, Jessica R. McConnell, Damon Nygren, Joanna Nygren, Gail M. Prince, Kesler Randall, Diane Johnson, Brett Heitman, Jennifer Nielsen
Journal of Sedimentary Research (SEPM)
... facies of the La Posta pluton at an elevation of 1195 m (3920 feet) (Fig. 2). The land surface of the weathering profile is rocky and slopes gently...
2003
Abstract: Paragenesis of Authigenic Minerals in St. Peter Sandstone, by I. Edgar Odom, T. M. Willand, R. J. Lassin; #90969 (1977).
Search and Discovery.com
1977
A Chromium Nickel Laterite in Bukit Punggor, Malacca, Peninsular Malaysia - A Reply
B. K. Tan
Geological Society of Malaysia (GSM)
... on.this subject appears irrelevant since only surficial or near surface samples can be collected in Bukit Punggor whereas in the well studied examples...
1982
2010
Airborne and Ground Electrical Resistivity Studies along Proposed Trans-Alaska Pipeline System (TAPS) Route: ABSTRACT
Frank C. Frischknecht, W. D. Stanley
AAPG Bulletin
... that the resistivity of the unfrozen material was found to be more varia le. Where bedrock is near the surface, the resistivity appears to be inversely...
1970
ABSTRACT: Permanent Reservoir Monitoring Onshore Using Simultaneous Active and Passive Seismic, by Forgues, Eric; Rebel, Estelle; Denis, Michel; Coton, Julien; #90141 (2012)
Search and Discovery.com
2012
ABSTRACT: Integrated Crosswell Seismic An Advanced Technology to Improve Reservoir Description - Case Histories; #90051 (2006)
Massimo Antonelli, Claudio D'Agosto, Francesco Miranda
Search and Discovery.com
... that achievable with surface seismic); • Measurements directly referenced in depth; • Near surface effects (topography, weathering or gas sands, etc.) entirely...
Unknown
Integrated Crosswell Seismic – An Advanced Technology to Improve Reservoir Description - Case Histories
Search and Discovery.com
N/A
Structural architecture of the Farnsworth oil unit: Implications for geologic storage of carbon dioxide
Jingyao Meng, Jack C. Pashin, and Peter E. Clark
Environmental Geosciences (DEG)
... and airborne monitoring and includes the deployment of low-flying unmanned aerial vehicles (UAVs) for near-surface detection of CO2 and CH4 plumes...
2017
Abstract: Near-surface S-wave Velocity from an up Hole Survey using Explosive Sources; #90187 (2014)
Saul E. Guevara, Gary F. Margrave, and William M. Agudelo
Search and Discovery.com
...Abstract: Near-surface S-wave Velocity from an up Hole Survey using Explosive Sources; #90187 (2014) Saul E. Guevara, Gary F. Margrave, and William M...
2014
Weathered Gravels and Sands of Oregon and Washington
Victor T. Allen, Robert L. Nichols
Journal of Sedimentary Research (SEPM)
... are believed to be profiles of weathering developed at or near the surface and are derived mainly from quartz-free fragments, chiefly from basalts...
1946
VITRINITE REFLECTANCE OF TERTIARY COAL ACROSS THE SURFACE OF THE NORTHERN POWDER RIVER BASIN, WYOMING-MONTANA
Mark J. Pawlewicz, Charles E. Barker
Montana Geological Society
... 1989 341 352 Vitrinite reflectance measurements were made on 227 surface and near surface samples of Tertiary coals from the northern Powder...
1989
Prospecting for Iron Ore in the Bedong Area, Kedah Using Geophysical Techniques
C. Y. Lee, I. H. Abdoul-Fatah
Geological Society of Malaysia (GSM)
... with pegmatites. The primary ore was believed to consist of both hematite and magnetite. Surface weathering converted most of the magnetite to hematite...
2002
Influences of Modern Pedogenesis On Paleoclimate Estimates from Pennsylvanian and Permian Paleosols, Southeast Ohio, U.S.A.
Sarah J. Kogler, Daniel I. Hembree
Journal of Sedimentary Research (SEPM)
... using molecular weathering ratios, the relative concentrations of major oxides in near-surface samples (Sheldon et al. 2002). This approach to outcrop...
2019
Preliminary Results of Using Hydrogeologic Mapping to Delineate Protection Areas Around Sheep Spring, Washington County, Utah
Mark E. Jensen, Mike Lowe
Utah Geological Association
... table has been declining in elevation through time. The older tufa was first deposited at the surface, then the underlying rocks were removed from...
1992
Biochemical and mechanical dispersion mechanisms of Au and As in areas covered by Permian glacial sediments and aeolian sand
Walid Salama, Ravi Anand, Tsing Bohu
Petroleum Exploration Society of Australia (PESA)
... media for exploration. The development of authigenic ferruginous pisoliths near-surface in the aeolian sands and Permian sediments identifies proximal...
2019
Application of RGB Color Quantification to Determine Rock Properties, Facies Distribution and Analog to Mahakam Producing Reservoirs, Case Study: Virtual Outcrop Model Palaran Area, Samarinda.
Bima Fatkhurroyan, Argo Wuryanto, Firdaus Tampilang, I-Made Putra, Dwi Charisah Andriyani, Ridwan Bima Arya
Indonesian Petroleum Association
... weathering and faster growth of vegetation. These surface processes, which mask the geological phenomena, for instance rock facies organization, grain size...
2017
Physical and Chemical Changes in Sediments After Deposition
W. C. Krumbein
Journal of Sedimentary Research (SEPM)
... in sediments between deposition and final lithification, under temperatures and pressures associated with near-surface conditions in the ' lithosphere...
1942
ABSTRACT: The Petrography of Ancient Organic Matter in Black Shale Weathering Profiles; #90113 (2010)
Lehne E. Slater and S. M. Rimmer
Search and Discovery.com
...ABSTRACT: The Petrography of Ancient Organic Matter in Black Shale Weathering Profiles; #90113 (2010) Lehne E. Slater and S. M. Rimmer...
2009
Organic Matter in Black Slate Shows Oxidative Degradation Within Only a Few Decades
Cornelius Fischer, Volker Karius, Volker Thiel
Journal of Sedimentary Research (SEPM)
... exposed to surface weathering are A) light colored near the edges and B) sometimes there is a nearly complete bleaching. Figure 3. A weathered roofing slate...
2007