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The AAPG/Datapages Combined Publications Database
Showing 1,906 Results. Searched 200,685 documents.
Two Water Control Sealant System for Matrix and Channel Plugging
R. Clay Cole, Charles W. Smith
Indonesian Petroleum Association
... Application in a Water Coning Situation Figure 3. Portland Cement Tail-In Behind Silica-Water Gel Sealant Treatment Figure 4. Braden-Head Squeeze...
1978
Sedimentary Trends, Colorado Member of Oficina Formation, San Roque, Anzoategui, Venezuela
R. Passega
AAPG Bulletin
...- and medium-grained sand. The coarser part of the load formed the lower part of the head of the flow. The tail end consisted mostly of clay and silt...
1953
Abstract: Vertebrate and invertebrate trace fossils from the Horton Bluff Formation (Lower Carboniferous) near Avonport, Nova Scotia
Donald Wood
Atlantic Geology
... Valley region. Fish swimming too close to the bottom were responsible for sinusoidal traces left by tail, fin, and spine drags. These trails...
1998
The neoichnology of a semi-terrestrial fish: mudskipper trackways in mud-dominated and sand-dominated substrates
John-Paul Zonneveld, Aswan, Russell L. Ciochon, Riley Morton, Yan Rizal, Maria Rodriguez, Yahdi Zaim, Neil H. Shubin
PALAIOS
... of terrestriality, occur in a broad variety of marginal lacustrine and marginal marine settings. Most of these rely on axially driven locomotion (tail and torso...
2025
Hydrodynamic Implications of Beach, Beach Ridge and Dune Grain Size Studies
Frank W. Stapor , William F. Tanner
Journal of Sedimentary Research (SEPM)
... was determined for the surf zone, the upper wash zone, and the coastal dune. Changes from zone to zone are largely confined to the coarse tail; however...
1975
Paleozoic Sections Along the Clearwater River: OUTCROP NOTES
A. McGugan
CSPG Bulletin
..._Page 83-------- Details of vehicular access to Indian Head Park Warden's Lodge and Paleozoic sections Clearwater River, and an outline of vehicular...
1963
Geology on Stamps: 2. More Extinct Animals, Fossils and Minerals
N. S. Haile
Geological Society of Malaysia (GSM)
... to the present day. The stamp shows the peculiar trified tail possessed by some of the Devonian genera, and also seen in the coelocanths. It is believed...
1977
Geological Road Log Along U. S. Highways 90 and 80 Between Del Rio and El Paso, Texas
Highway Logging, John A. Burleson
West Texas Geological Society
... with a black back and tail with two thin white stripes on each side. Striped skunk—Has a thin white stripe on its forehead. The top of the head is white...
1958
A Holocene “Frozen Accident”: Sediments of Extreme Paleofloods and Fires in the Bedrock-Confined Upper Huis River, Western Cape, South Africa
Emese M. Bordy, Devon A. Bowen, John Moore,, Mark H. Garnett, Harilaos Tsikos
Journal of Sedimentary Research (SEPM)
... understood, but their combined role in shaping the landscape ecology and contributing to the sedimentary record, particularly in and near bedrock-confined...
2018
Evolution of a complex early Permian coarse-grained shoreline along a rift basin margin
Antoine Dillinger, Annette D. George, Romain Vaucher
Journal of Sedimentary Research (SEPM)
... Symposium. Rygel, M.C., Fielding, C.R., Bann, K.L., Frank, T.D., Birgenheier, L., and Tye, S.C., 2008 a, The Lower Permian Wasp Head Formation, Sydney...
2021
Deep-Marine Facies Models and the Interrelationship of Depositional Components in Time and Space
G. Shanmugam
Pacific Section SEPM
... current (i.e., tail end) tends to rework sediment and produce traction structures such as current-ripple laminations. The following are characteristics...
1990
Beach Foreshore Sedimentology and Morphology in the Apostle Islands of Northern Wisconsin
Wayne N. Engstrom
Journal of Sedimentary Research (SEPM)
... other process variable, SUMSTP, was able to explain 29% (0.07) of the variation in mean grain size in the bay-head beach model. The positive sign...
1974
Field Trip B3: Geology of the Island of Grand Manan, New Brunswick: Precambrian to Early Cambrian and Triassic Formations
J. Gregory McHone, Leslie R. Fyffe
Atlantic Geoscience Society Special Publications
.... ........................................ 22 Mafic volcanic breccia, North Head Formation, Swallow Tail Head........................ 22 Sawpit Dyke intruding latest Neoproterozoic...
2014
Transport Mechanisms of Sand in Deep-Marine Environments—Insights Based on Laboratory Experiments—Reply
Hedda Breien, Fabio V. De Blasio, Anders Elverhoi, Johan P. Nystuen, Carl B. Harbitz
Journal of Sedimentary Research (SEPM)
..., transitional flow, intermediate between a turbidity current (turbulent flow) and a debris flow. The flow had a turbulent head which incorporated water...
2011
Offshore Bar Deposits of Semilla Sandstone Member of Mancos Shale (Upper Cretaceous), San Juan Basin, New Mexico
Neal A. La Fon
AAPG Bulletin
... of a large very fine-gra ned and silty "tail" might produce similar effects. It is also possible that burrowing destroyed all traces of cross-stratification...
1981
Late Quaternary Niger Delta, and Adjacent Areas: Sedimentary Environments and Lithofacies
J. R. L. Allen
AAPG Bulletin
... mainly radially from the head of passes by rivers crossing the floodplain, by tidal currents shaping the interior mangrove swamps, and by wave...
1965
Constraints on Eolian Grain Flow Dynamics Through Laboratory Experiments on Sand Slopes
Richard R. McDonald , Robert S. Anderson
Journal of Sedimentary Research (SEPM)
..., and then steadily decreased to 10 cm/s towards the tail of the flow. The longitudinal velocity gradients created considerable longitudinal strain rates...
1996
Eduard Wenks Jungle Adventures in Sabah (1936 1939)
Mario M. A. Wannier
Geological Society of Malaysia (GSM)
... times hit sunken logs and once the tail of a crocodile. The latter beast jumped wildly and frightened the men in the towed gobangs!” “Even more...
2017
ABSTRACT: Textural Trends in Deposits of Collapsing Turbidity Currents: Sedimentology of Turbidites and Slurry Beds from the Oligocene Flysch of the East Carpathians, Romania; #90007 (2002)
Zoltán Sylvester, Donald R. Lowe
Search and Discovery.com
... of turbidites give little attention to the fine tail. The results from the Fusaru Sandstone suggest that inverse fine-tail grading is common in Ta/S3 divisions...
Unknown
Centrosaurus Remains from the Barnard Quarry Near Rangely, Colorado
Robert G. Young, Harold R. Bollan
Grand Junction Geological Society
... that was definitely quadrupedal, with a reduced tail and heavy forelimbs. Fingers and toes were spreading, and their tips terminated in hoof-like...
1991
Abstract: Behaviour of Gold and Other Heavy Minerals in Streams Implications for Exploration Geochemistry
W. K. Fletcher
Geological Society of Malaysia (GSM)
..., Canada, have shown that gold is preferentially accumulated at high energy bar-head sites as the annual flood, caused by melting snow, passes. The gold...
1994
On How Some Rays (Elasmobranchia) Excavate Feeding Depressions by Jetting Water
Murray R. Gregory, Peter F. Ballance, Graham W. Gibson, Anthony M. Ayling
Journal of Sedimentary Research (SEPM)
... tail. The width, wing tip to wing tip, of average specimens approaches 1 m, although occasional individuals are much larger. Biologically, the New...
1979
Oil and Gas Developments in New York State and New England During 1969
W. Lynn Kreidler , Arthur M. Van Tyne
AAPG Bulletin
... from 1968 (Table 1). The value of natural gas in New York State for 1969 was estimated at $1,283,490. This value was derived by applying a well-head...
1970
Case study using APDMS and RPEMS for SAWL pipes and benefits for offshore pipelay
T. S. Kathayat, Atul Srivastava, Jan de Boer, Bhavin Mapara, Mahesh Gajjar
Australian Energy Producers Journal
.... Automatic Pipe Dimension Measurement System (APDMS). Measurement head Fig. 2. 92 Robotic Pipe End Measurement System (RPEMS) and Calibration Modulus...
2024
Kelligrews Quarry: Trilobites of the Manuels River Formation
Peter Wallace
Atlantic Geoscience Society Special Publications
... for scientific description in pale ontological studies, even a poorly preserved head or tail is often enough for field identification. Trilobites can...
1998