Diagenesis and Crystal Caskets: Echinoderm Mg Calcite Transformation, Dry Canyon, New Mexico, U.S.A.

J.A.D. Dickson

Journal of Sedimentary Research (SEPM)

... Canyon rocks progressed through a temperature range of 20°C (near surface) to 100°C (3 km maximum burial; 25°C/km geothermal gradient and surface...

Diagenesis and Reservoir-Quality Evolution of Incised-Valley Sandstones: Evidence from the Abu Madi Gas Reservoirs (Upper Miocene), the Nile Delta Basin, Egypt

Alaa M. Salem, J.M. Ketzer, S. Morad, Raafat R. Rizk, I.S. Al-Aasm

Journal of Sedimentary Research (SEPM)

... sequences of diagenetic processes that occurred in the LST and the TST sandstones. Eodiagenesis Diagenetic modifications that occur during near-surface...

Lower Tertiary and Upper Cretaceous Source Rocks in Louisiana and Mississippi: Implications to Gulf of Mexico Crude Oil (1)

ROGER SASSEN

AAPG Bulletin

.... Kennicutt, M. C., J. M. Brooks, and G. J. Denoux, 1988, Leakage of deep, reservoired petroleum to the near surface on the Gulf of Mexico continental slope...

Systematic diagenetic changes in the grain-scale morphology and permeability of a quartz-cemented quartz arenite

Jennie E. Cook, Laurel B. Goodwin, David F. Boutt

AAPG Bulletin

... cements, which form between 80 and 120C, where more sources of silica are present, silcretes typically develop in the near surface at weathering...

Organo-crystalline Interactions in Evaporite Systems: The Effects of Crystallization Inhibition

R.D. Cody

Journal of Sedimentary Research (SEPM)

...). Modern ocean sediments are al o organic-rich, and ocean water may contain dissolved organic matter as high as 2 mg C/liter in near-surface tropical...

Correlation of Natural Gases with Their Sources: Chapter 16: Part IV. Identification and Characterization

Michael J. Whiticar

AAPG Special Volumes

...) molecular composition, and (3) stable isotope ratios. Analytical routi es are frequently applied to samples from near-surface sediments/soils...

Chapter 20 - Diagenesis: Replacement & Recrystallization

Dana S. Ulmer-Scholle, Peter A. Scholle, Juergen Schieber, Robert J. Raine

AAPG Special Volumes

... conditions found in near-surface to deep-subsurface settings. We have therefore restricted this chapter mainly to some common, volumetrically significant...

Evaluating HD weathering surveys and surface seismic with DAS in a sand dune environment

Andrey Bakulin, Ezzedeen Alfataierge, Roman Pevzner

International Meeting for Applied Geoscience and Energy (IMAGE)

... cable in the sand. Second, replicate typical prestack gathers from a desert environment dominated by energetic near-surface arrivals Introduction...

Deep learning seismic full-waveform inversion and transient EM joint inversion for near surface velocity modeling

Daniele Colombo, Ernesto Sandoval-Curiel, Ersan Turkoglu, Weichang Li

International Meeting for Applied Geoscience and Energy (IMAGE)

...Deep learning seismic full-waveform inversion and transient EM joint inversion for near surface velocity modeling Daniele Colombo, Ernesto Sandoval...

Nuclear Magnetic Resonance: A Technique for Direct Nondestructive Evaluation of Source-Rock Potential

Francis P. Miknis , J. Ward Smith , Edwin K. Maughan , Gary E. Maciel

AAPG Bulletin

... are near-surface samples that have undoubtedly been subjected to greater recent weathering. Experience has shown that weathered surface samples...

Outline of Geology and Mineral Resources of Upper Kuskokwim Region, Alaska

Thomas K. Bundtzen, Wyatt G. Gilbert

Alaska Geological Society

... cinnabar occurring near the surface and increasing stibnite/cinnabar ratios at depth. Fluid inclusion studies by Roedder (1963) support the contention...

Chapter 8: Early Diagenesis in Continental Eolian Deposits

L. F. Krystinik

Rocky Mountain Section (SEPM)

..., providing a conduit for solute-laden water to the near-surface sediment. If water is removed from a porosity network by evaporation, or is displaced...

Petrologic evidence for the diagenesis of the Donovan Sand, Citronelle Field, Alabama, and implications for CO2 storage and enhanced oil recovery

George Case, Amy Weislogel, and Keith Coffindaffer

Environmental Geosciences (DEG)

... that widespread feldspar alteration occurred as a result of vigorous, near-surface weathering during deposition, prior to substantial compaction (stage 2...

Limited ichnologic fidelity and temporal resolution in pelagic sediments: paleoenvironmental and paleoecologic implications

Charles E. Savrda

PALAIOS

... organisms whose behaviors resulted in passive or, more commonly, active advection of surface or near-surface sediments to deeper levels...

Deep Source Gas Potential Along the West Coast of the U.S. (An Overview of the U.S. Department of Energy's Deep Source Gas Project)

W.J. Gwilliam, K.K. Cohen

Circum Pacific Council Publications

... geochemical technique can be developed for identifying and segregating deep-origin gas from near-surface sources. A subduction-zone deep-well test is planned...

Geology of the Airox Oil-Saturated Diatomite Deposit, Santa Barbara County, California

Thomas Farley, Mark L. Wilson

Pacific Section SEPM

... are observable on the Airox property and are the type of features along which oil migration is believed to have taken place. Surface or near-surface oil...

SURVIVING IN THE WATER COLUMN: DEFINING THE TAPHONOMICALLY ACTIVE ZONE IN PELAGIC SYSTEMS

SANDRO MONTICELLI PETRÓ, MATIAS DO NASCIMENTO RITTER, MARÍA ALEJANDRA GÓMEZ PIVEL, JOÃO CARLOS COIMBRA

PALAIOS

... diagenesis, which is determined by subsurface conditions that are not a reflection of those at or near the surface. The standard definition of the TAZ...

Episodicity of Phosphate Deposition and Deep Ocean Circulation-a Hypothesis

Richard P. Sheldon

Special Publications of SEPM

... Burnett 1977 found a rough correlation between phosphorite deposi rich water near the surface of high advanced for The level 1977 pH a 32 m y...

Petrology of Some Pennsylvanian Sedimentary Rocks

John C. Ferm

Journal of Sedimentary Research (SEPM)

... to unweathered rocks and their constituent particles and, (2) alteration colors due to secondary minerals formed by near-surface weathering. Original colors...

Organic Matter Metabolizability and Calcium Carbonate Dissolution in Nearshore Marine Muds

Christopher M. Reaves

Journal of Sedimentary Research (SEPM)

... display calculated calcium carbonate saturation states that range between slight undersaturation near the surface to slight oversaturation with depth...

Fabric and its Relation to Sedimentologic and Physical Properties of Near-Surface Sediment, Shelikof Strait and Alsek Prodelta, Alaska

Michael E. Torresan, William C. Schwab

Journal of Sedimentary Research (SEPM)

...Fabric and its Relation to Sedimentologic and Physical Properties of Near-Surface Sediment, Shelikof Strait and Alsek Prodelta, Alaska Michael E...

Floodplain Formation and Sediment Stratigraphy Resulting from Oblique Accretion on the Murrumbidgee River, Australia

K.J. Page, G.C. Nanson, P.S. Frazier

Journal of Sedimentary Research (SEPM)

... conformably with the bank surface. Dip angles vary from near horizontal at the top and bottom of each bank to as much as 29° at mid-slope positions...

Formation of Diagenetic Dolomite in Coastal Sabkha Along Arabian (Persian) Gulf

R. J. Patterson , D. J. J. Kinsman

AAPG Bulletin

... of the dolomitic crust ranges from 2 to 10 cm. Shinn (1968) also reported that near surface (upper 2 to 3 cm) squeezed fluids have salinities of five to six times...

Partial dolomitization of a Pennsylvanian limestone buildup by hydrothermal fluids and its effect on reservoir quality and performance

Arthur H. Saller, John A. Tony D. Dickson

AAPG Bulletin

... layer or (2) by near-surface diagenetic environments that are horizontally oriented, in contrast to burial fluids moving vertically. Second...

Overview of Porosity Evolution in Carbonate Reservoirs, by S. J. Mazzullo, #40134 (2004).

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