Note on Lepisosteus Cuneatus, A Gar from Lake Uinta

Richard D. Dayvault

Grand Junction Geological Society

... cuneatus is relatively common in restricted areas and intervals of the Piceance Creek and Uinta Basin sediments that once formed Lake Uinta. Cope (1887...

Sedimentary Facies of the Nonmarine Lower Miocene Diligencia Formation, Canyon Spring Area, Orocopia Mountains, Southern California

Richard L. Squires, David M. Advocate

Pacific Section SEPM

... flows occur in the lower part of the formation and are most common in the southeast (Arthur, 1974; Bohannon, 1976). The lower Miocene Diligencia...

Seismic Foldout: Deepwater exploration: It's the hope that keeps us here

Neil Hodgson, Karyna Rodriguez, Lauren Found, SEARCHER

GEO ExPro Magazine

...” margins (such as Gabon’s Southern basin, Espirito Santos in Brazil or Kwanza in Angola) are just as common and the same principles of source...

A Negative Replication for Electron Microscopy Study of Carbonates: NOTES

Jack G. Frost

Journal of Sedimentary Research (SEPM)

.... The etched specimen is then placed in a vacuum evaporator and the etched surface is shadowed with chromium at an incident angle of about 45 degrees. Carbon...

Abstract: Turbidite, Debrite or Something in between: Re-Thinking the West Crocker Formation (Poster 4)

Ku Rafidah Ku Shafie, Mazlan Madon

Geological Society of Malaysia (GSM)

... by faint low-angle laminations, resulting from traction, passing upwards into contorted bedding due either to deposition from a slurry, or to soft...

Abstract: Inserting Stratigraphic Deconvolution into the Possessing Flow to Improve the Resolution of AVO; #90172 (2014)

Norm Kalmanovitch

Search and Discovery.com

... be done. Theory and method As the angle of incidence departs from normal, a larger and larger portion of the incident P wave energy is converted...

An Investigation into the Sedimentary Organization of the Walloon Sub-Group via BHI's, #51116 (2015).

Daren Shields, Joan Esterle

Search and Discovery.com

... upwards motif Planer cross beds High to moderate dip angle (10-30o) 0.5-1 meter thick bed sets with common basal scour Consistent dip direction (SW...

Conditioning Prestack Seismic Data in the Offset-Azimuth Domain; #42462 (2019)

Ritesh Kumar Sharma, Satinder Chopra

Search and Discovery.com

... within common mid-point, or CMP, gathers. Thereafter, the common procedure is to azimuthally sector the gathers (six sectors of 30 degrees each), and put...

Shaded Relief in Display of Seismic Data, by Arthur Barnes, #40097 (2003)

Search and Discovery.com

Structural and sedimentary evolution of the southern Songliao Basin, northeast China, and implications for hydrocarbon prospectivity

Hong-Hong Wei, Jun-Lai Liu, Qing-Ren Meng

AAPG Bulletin

... with bounding-fault geometry and areal extent: basins bounded by high-angle faults (type 2a), basins bounded by low-angle faults (type 2b), and basins...

Stratigraphy and Sedimentology of the Type San Francisquito Formation, Southern California

Marilyn Kooser

Pacific Section SEPM

... is common above these first few meters. This shelly fauna consists largely of fragments of robust bivalves but also includes large turrid gastropods. The size...

Geomechanics of hydraulic fracturing microseismicity: Part 1. Shear, hybrid, and tensile events

Seth Busetti, Wenjie Jiao, and Ze’ev Reches

AAPG Bulletin

... activation. Case shown is for a pure dilatant dip-slip microseismic event. The cartoon depicts increasing angle , the angle between the slip direction...

Distinguishing Syntectonic Unconformity Types to Enhance Analysis of Growth Strata: An Example from the Cretaceous, Southeastern Nevada, U.S.A.

Jennifer L. Aschoff, James G. Schmitt

Journal of Sedimentary Research (SEPM)

... syntectonic unconformity types involved three steps. First, we identified growth-strata packages, high-angle dip discordances, and less obvious, low-angle...

Flow Dynamics at River Channel Confluences: Implications for Sediment Transport and Bed Morphology

James L. Best

Special Publications of SEPM

... recovery and distinct shear layers. The dominant controls upon the magnitude of these regions are shown to be the junction angle and the ratio...

1.5 Crustal Sections: A Wide Angle Seismic Profile

V. J. Hughes, R. S. White, E. J. W. Jones, D. H. Matthews, J. A. Brewer, and D. K. Smythe

AAPG Special Volumes

...1.5 Crustal Sections: A Wide Angle Seismic Profile V. J. Hughes, R. S. White, E. J. W. Jones, D. H. Matthews, J. A. Brewer, and D. K. Smythe 1983 6...

Strandline Sedimentation of Carbonate Grainstones, Upper Pleistocene, Yucatan Peninsula, Mexico: GEOLOGIC NOTES

W. C. Ward , M. J. Brady

AAPG Bulletin

... shoreface--low-angle cross-bedded, burrowed bioclastic, fine-coarse calcarenite with calcirudite lenses; (b) upper shoreface--multidirectional trough cross...

Tectonic and Paleotopographic Control of Basal Chesterian Sedimentation in the Black Warrior Basin of Alabama

Jack C. Pashin, Andrew K. Rindsberg

GCAGS Transactions

... are common. The Tuscumbia Limestone gradationally overlies the Fort Payne, is composed dominantly of light gray skeletal calcarenite, and contains fewer...

RUBY GULCH GOLD MINING DISTRICT, LITTLE ROCKY MOUNTAINS, MONTANA

J. L. DYSON

Montana Geological Society

... into the porphyry mass. A series of very high-angle faults radiate from the central part of the uplift. Hydrothermal solutions rising along...

Pressured Shale and Related Sediment Deformation a Mechanism for Development of Regional Contemporaneous Faults

Clemont H. Bruce

GCAGS Transactions

... slope angle for gravitational slide. Fault patterns developed in this manner are comparatively complex and consist of numerous antithetic faults...

Preliminary Results from a Planform Kinematic Model of Orogen Evolution, Surface Processes and the Development of Clastic Foreland Basin Stratigraphy

David D. Johnson, Christopher Beaumont

Special Publications of SEPM

... between two continental margins inclined at an angle of 250 The model collision zone evolves in time and along strike from accretionary prism to orogen...

Wave-Dominated Conglomeratic and Sandstone Marine Sequences of the Gates Formation (Falher Equivalent)

Dale A. Leckie

CSPG Special Publications

... is characterized by high angle crossbedding. Scattered pebbles and pebble layers are locally present. The trace fossil Paleophycus, common to this facies...

Superposed Folding Resulting from Inversion of a Synrift Accommodation Zone, Atlas Mountains, Morocco

Weldon Beauchamp

AAPG Special Volumes

... parallel normal faults by a higher angle fault forming a ramp is a common feature in extensional rift basins (Rosendahl et al., 1986). En echelon...

Sedimentary Structures in Modern Carbonate Sands of the Bahamas

John Imbrie, Hugh Buchanan

Special Publications of SEPM

... sounding traverses and 50 preted using avalanche ripples with angle of box cores impregnated with epoxy resin Surface forms described include with lee...

Preliminary Sedimentological Investigation of a Neogene Depression in the Great Hungarian Plain: Chapter 10

I. Berczi

AAPG Special Volumes

... or parallel to wavy lamination with marl interbeds are common. This unit can be clearly distinguishe from the basal conglomerate that occurs around...

Sedimentology of Late Jurassic Barrier-Island Complex--Lower Sundance Formation of Black Hills

C. A. Rautman

AAPG Bulletin

...-bedded, and low-angle laminated facies of the Hulett sandstone comprise an upward-coarsening sequence that formed in the inferred beach environments...