Can FIB-SEM-EDS Provide Accurate Assessment of Shale Microporosity?

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Regularities in the Distribution of Carbonate Reservoirs of the Bashkir Stage on the Tectonic Structures of the Ural-Volga Region

G. A. Kaleda, E. D. Kotel’nikova

Petroleum Geology: A Digest of Russian Literature

... by area; therefore, maximum values of porosity were plotted on the map in Fig. 2 for each local structure. Maximum values on the Tatar and Permsko-Bashkir...

Relationships Among Secondary Porosity, Pore-Fluid Chemistry and Carbon Dioxide, Texas Gulf Coast: Part 1. Concepts and Principles

Stephen G. Franks, Richard W. Forester

AAPG Special Volumes

... a rapid increase in secondary porosity is observed. Age Trends Calculations of depth versus mole percent carbon dioxide for Miocene through Jurassic...

A One-Dimensional, Two Phase Model of Overpressure Generation in the Venture Gas Field, Offshore Nova Scotia

Brett S. Mudford

CSPG Bulletin

... line indicates the least squares regression line for porosity versus depth, which is used in our model. After Mudford and Best (1989). End_Page 251...

Lithology Logging and Mapping Techniques: Chapter VII

George B. Asquith, Charles R. Gibson

AAPG Special Volumes

... were plotted (Fig. 51). Figure 52 is a crossplot of deep resistivity (Rt) versus sonic porosity (s) for the Lower Permian, Council Grove B-zone...

A Review of Temperature, Thermal Conductivity, and Heat Flow Data for the Pannonian Basin: Chapter 16

P. Dovenyi, F. Horvath

AAPG Special Volumes

..., and the theoretical conductivity versus depth function calculated from the parameter k, as shown, and from the normal porosity trend shown in Figure 6. End...

Geological sequestration of carbon dioxide in the Cambrian Mount Simon Sandstone: Regional storage capacity, site characterization, and large-scale injection feasibility, Michigan Basin

David A. Barnes, Diana H. Bacon, Stephen R. Kelley

Environmental Geosciences (DEG)

... of the Mount Simon Sandstone versus the average NPHI (Figure 10) supports the dramatic decrease in porosity with depth below approximately 1981 to 2438 m (6500...

Ways of Deciphering Compacted Sediments

Brewster Baldwin

Journal of Sedimentary Research (SEPM)

... percent porosity), and solid grain density averages 2.66 gm/cc. Other kinds of analysis are aided by a graph of porosity versus depth of burial...

Geology of Venture, a Geopressured Gas Field, Offshore Nova Scotia: Chapter 5

Kenneth J. Drummond

AAPG Special Volumes

... normal trend for delta t. POROSITY VERSUS DEPTH The composite porosity vs. depth plot for Venture presented in Figure 15 shows a gradual loss...

GEOLOGY OF THE FORTY ACRE ABERFELDY STEAM PILOT

H.O. Maccagno and M.D. Watson

Saskatchewan Geological Society

.... Fig. 20 - Permeability to air versus Boyles Law Porosity, Sparky sands. The relationship of fines (material less than 44 mm in size) to absolute...

Differential Compactions Around a Leduc Reef -- Wizard Lake Area, Alberta

G. J. Labute,, P. E. Gretener

CSPG Bulletin

.... A quantitative study of the change of structure with depth allows us to estimate the maximum thickness of sediment eroded. For the Wizard Lake area we find...

Pennsylvanian and Permian Influence on Tensleep Oil Accumulation, Big Horn Basin, Wyoming

Don E. Lawson , Jordan R. Smith

AAPG Bulletin

.... POROSITY versus DEPTH Present data illustrate that at depths shallower than 8,000 ft. Tensleep porosity ranges from an average of 24% at Bonanza (T. 49...

Density and Porosity of Sea-floor Surface Sediments off San Diego, California

Edwin L. Hamilton , Henry W. Menard

AAPG Bulletin

... porosity was obtained with disc-shaped, non-platy particles, and a maximum of about 92% with crushed mica (Fraser, 1935). If uniformly sized angular sand...

Dependence of joint spacing on rock properties in carbonate strata

Carine Lezin, Francis Odonne, Gerard J. Massonnat, Gilles Escadeillas

AAPG Bulletin

... to porosity and mineralogy. The porosity variations depend on lithology as well as diagenetic processes in relation to maximum burial depth and tectonic...

Application of Lopatin's Method to Determine Burial History, Evolution of the Geothermal Gradient, and Timing of Hydrocarbon Generation in Cretaceous Source Rocks in the San Juan Basin, Northwestern New Mexico and Southwestern Colorado

Wendell A. Bond

Rocky Mountain Association of Geologists

... versus depth plot. Assuming that the best fit of the two plots in 439 Figure 4 represents a maximum burial of approximately 6,000 to 7,000 ft (1,830...

Stability of Detrital Heavy Minerals on the Norwegian Continental Shelf as a Function of Depth and Temperature

Olav Walderhaug, Kristin W. Porten

Journal of Sedimentary Research (SEPM)

... and to temperatures of around 200°C without showing signs of intrastratal dissolution. On the other hand, the maximum depth and temperature of occurrence...

Carbon dioxide sealing capacity: Textural or compositional controls? A case study from the Oklahoma Panhandle*

Constantin Cranganu and Hamid Soleymani

Environmental Geosciences (DEG)

... of average depth in the three counties of the Oklahoma Panhandle and of average maximum retention column height.A scatter plot of the sample depths versus...

Reevaluation of Montmorillonite Dehydration as Cause of Abnormal Pressure and Hydrocarbon Migration

Kinji Magara

AAPG Bulletin

... Figure 1A is a schematic diagram of a shale porosity-depth relation (broken curved line) in a typical abnormal pressure area. The porosity scale...

Static Versus Dynamic Interpretation in Petroleum Geology

Kinji Magara

AAPG Bulletin

... of the shale porosity versus depth relation for a well. Shales above 3,658 m are normally compacted, whereas those below are undercompacted. The level...

Subsurface Maps: Part 6. Geological Methods

K. W. Weissenburger

AAPG Special Volumes

... are derived from wireline log porosities transformed on the basis of core permeability versus porosity cross plots. Permeabilities can be reported...

Reservoir Compaction and Surface Subsidence in the Central Luconia Gas Bearing Carbonates, Offshore Sarawak, East Malaysia

P. J. D. van Ditzhuijzen, Sarawak Shell Berhad, J. A. de Waal

Southeast Asia Petroleum Exploration Society (SEAPEX)

... Sample 2, Well F23-2, Depth 4790' Results of Core Analysis Measurements of Brinell hardness (BHN), pore collapse stress, porosity and matrix density...

Characterization and Modeling Study of Karst Networks in the Ordovician Carbonate Reservoirs, Tarim Basin; #40795 (2011)

Duoming Zheng, Lijuan Zhang, and Feng Shen

Search and Discovery.com

...: origins, burial depth modifications, spatial complexity, and reservoir implications: AAPG Bulletin, v. 83, p.1795–1834. Loucks, R.G., P.K. Mescher...

Porosity Variation in the Tensleep and its Equivalent the Weber Sandstone, Western Wyoming: A Log and Petrographic Analysis

J.E. Fox, P.W. Lambert, R.F. Mast, N.W. Nuss, R.D. Rein

Rocky Mountain Association of Geologists

.... FOX, P. W. LAMBERT, R. F. MAST, N. W. NUSS AND R. D. REIN 190 TABLE 1. Well name Range Depth (ft) Average porosity Maximum porosity (70...

Organic Porosity Study: Porosity Development within Organic Matter of the Lower Silurian and Ordovician Source Rocks of the Poland Shale Gas Trend; #10522 (2013)

Vitaly Kuchinskiy

Search and Discovery.com

...:  Organic Porosity Increases with maturity and depth  It also depends on kerogen type/composition  Correlation of Organic Porosity with Hydrogen...

Chapter 12: Diagenetic Evolution of Organic Matter Cements: Implications for Unconventional Shale Reservoir Quality Prediction

Wayne K. Camp

AAPG Special Volumes

..., Chalk porosity and sonic velocity versus burial depth: Influence of fluid pressure, hydrocarbons, and mineralogy: AAPG Bulletin, v. 92, p. 201–223...