Quantifying Organic Porosity and Predicting Estimated Ultimate Recovery (EUR) in the Eagle Ford Formation

Rich McLean, Carly Miller, Bryan Guzman, Joel Walls

Unconventional Resources Technology Conference (URTEC)

... versus depth. Average lateral depth versus oil gravity, iGOR and Bo supports a consistent basis for maturity relative to depth with little impact from...

Electrical and flow properties of highly heterogeneous carbonate rocks

Charlotte Garing, Linda Luquot, Philippe A. Pezard, Philippe Gouze

AAPG Bulletin

....)-diameter borehole cores. The samples from zone MC10-25 depth are named with letters A to Q.In all the cases, the porosity exp and grain density ρm2...

Prediction of Porosity in Compacted Sands

Jon Gluyas,, Christopher A. Cade

AAPG Special Volumes

... of cementation. Second, where cemented sandstones are expected, a compaction-only trend gives a maximum porosity for a given depth. Deviations to values...

The 1991 PESA Australian Lecture: Oil in Carbonates: An Australian Perspective

John Warren

Petroleum Exploration Society of Australia (PESA)

... models consider the relative importance of partially-preserved primary versus secondary porosity. Primary porosity is porosity developed at the time...

Geochemical Models for the Origin of Macroscopic Solution Porosity in Carbonate Rocks

Arthur N. Palmer

AAPG Special Volumes

... of maximum groundwater flow are enlarged, while surrounding openings undergo little or no enlargement. Pervasive macroscopic porosity, in which nearly all...

Abstract: ORIGIN OF EARLY OVERPRESSURE IN THE UPPER ; #90063 (2007)

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Origin of Early Overpressure in the Upper Devonian Catskill Delta Complex, Western New York State, by Gary G. Lash and David R. Blood, #30049 (2007).

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Preliminary Assessment of Reservoir Quality Controls in Lewis Shale Sandstones, South-Central Wyoming

Geoffrey Thyne, Ira Pasternack, Donna S. Anderson

Wyoming Geological Association

... sample sets. This pattern is also evident in a plot of porosity versus depth (Figure 6). Porosity of about 35% in the shallowest sample set rapidly...

Porosity Prediction in Shallow Versus Deep Water Limestones- Primary Porosity Preservation Under Burial Conditions

Peter A. Scholle

AAPG Special Volumes

... is the maximum burial depth, although many other factors also play significant roles. Virtually all porosity (other than fractures) in chalks...

Physical Properties and Stability of Continental Slope Deposits, Northwest Gulf of Mexico

Jack Morelock, William R. Bryant

GCAGS Transactions

...). The physical properties are shown graphically in Figure 4 and Figure 5. The porosity decreases only slightly with depth for the upper 200 cm...

Texture, Mineralogy, and Petrophysical Properties of Geopressured Shales, Gulf of Mexico

Jin-wook Kim, Robert R. Berg, Joel Watkins, Thomas T. Tieh

GCAGS Transactions

..., as well as changes of potassium Figure 2. Shale density (upper scale) and porosity (lower scale) versus depth showing density increase and porosity...

Towards a Balance of Pore Size Distribution of Non-Conventional Hydrocarbon Reservoirs: a Combination of Bulk Techniques Applied to Comparable Sub-Samples Localized by 3D X-ray µ-Tomography

Natalia Matskova, Dimitri Pret, Stéphane Gaboreau, Philippe Cosenza, R. Brechon, I. Gener, Claire Fialips, G. Dubes, François Gelin

Unconventional Resources Technology Conference (URTEC)

... by plotting pressure variation in the sample cell versus time to stabilization, with the aim of finding the equilibration point. Total 𝑇 porosity...

Compaction, Ion Filtration, and Osmosis in Shale and Their Significance in Primary Migration

Kinji Magara

AAPG Bulletin

... in sandstones versus depth" and "porosity of shale versus depth." The pore-water salinity was calculated from an SP log. They assumed that the salinity...

Conclusions

Volkmar Schmidt, David A. McDonald

AAPG Special Volumes

... mineralogical stability. It is more than three times the End_Page 121------------------------ maximum depth of effective primary porosity in sandstones of low...

Sandstone Diagenesis in Mixed Siliciclastic-Carbonate Sequences: Quadrant and Tensleep Formations (Pennsylvanian), Northern Rocky Mountains

W. C. James

Journal of Sedimentary Research (SEPM)

..., and 1 Cl Zwemer cores, respectively. B) Burial depth versus quartz solubility for geothermal gradient range of 20,°-30°C/km. Assumes ambient surface...

Petrophysics in Gas Shales

Eric Eslinger, Robert V. Everett

AAPG Special Volumes

... rocks (iron poor) on the basis of kerogen content.FIGURE 7. (A) Modeled permeability (log 10) versus effective porosity (EPOR). (B) Modeled permeability...

Innovative methods for flow-unit and pore-structure analyses in a tight siltstone and shale gas reservoir

Christopher R. Clarkson, Jerry L. Jensen, Per Kent Pedersen, Melissa Freeman

AAPG Bulletin

.... A comparison of log-derived bulk density and full-diameter core (routine) porosity versus depth for the 13-12 core. The stair-step appearance of the core...

Reservoir Delineation by Wireline Techniques

J. F. Goetz, W. J. Prins, J. F. Logar

Indonesian Petroleum Association

... these profiles are measured by porosity and Vcl, recognizable patterns of porosity and Vcl curves versus depth should be interpretable in terms...

Geological sequestration capacity of the Dundee Limestone, Michigan Basin, United States

Joshua P. Kirschner, David A. Barnes

Environmental Geosciences (DEG)

... porosity and replacive dolomite exist in keystone vugs. (C) Cronus Development Tow 1 well, permit 48086, depth 3196.5 ft (974.3 m). Rogers City...

Mesogenetic Dissolution: Its Role in Porosity Development in Carbonate Reservoirs (1)

S. J. MAZZULLO and P. M. HARRIS

AAPG Bulletin

... of south Florida: progressive loss of porosity with depth: AAPG Bulletin, v. 67, p. 191-200. Hanor, J. S., 1987, Origin and migration of subsurface...

Magnitude, mechanisms, and prediction of abnormal pore pressure using well data in the Krishna–Godavari Basin, east coast of India

Sumangal Dasgupta, Rima Chatterjee, and Sarada Prasad Mohanty

AAPG Bulletin

... with a change in pore-pressure regime. However, a shift in the slope of the porosity–depth trend can also be caused by a lithological change, for example, grain...

Structural Slope Fans Resulting from Paleogene Compression in the Veracruz Basin, Mexico, #50963 (2014).

Esmeralda Gonzalez, Martin Medrano

Search and Discovery.com

...: Geological Society America Memoir 152, p. 33-50. Ehrenberg, S. N., P.H. Nadeau, P.H. and O. Steen, 2009, Petroleum reservoir porosity versus depth...

Borehole Image-Based Aperture Characterization to Identify Primary Versus Secondary Fracture Opening, #42186 (2018).

Kajari Ghosh, Nicholas Harvey, Robert Gales

Search and Discovery.com

... 11000 11000 11500 11500 12500 13000 13000 9000 UG 13000 9000 9500 10000 Depth (ft) 9500 10000 10000 13000 10500 Well - 4 1.0 Porosity...

Identification of Point Bar Reservoirs Within Units of the Fall River Formation Through Comprehensive Electric Log Interpretation; Powder River Basin, Wyoming

Alvin L. Schultz, Walter W. Coppinger

Wyoming Geological Association

... fill associated with point bar deposits. In producing zones at irreducible water saturation, porosity (F) versus water saturation (Sw) is plotted...

Problematical Petrophysical Characteristics of the Smackover at Bayou Middle Fork Field, Claiborne Parish, Louisiana

James R. Turner

GCAGS Transactions

... versus Rta-Rt is shown in Figure 11. The value of this relationship is that it gives a reasonable adjustment to Rt as a function of porosity...