Neogene Stratigraphy of Southwestern Florida

Jules R. DuBar

GCAGS Transactions

... with a discussion of the groundwater: Florida Geol. Surv. Bull. 27, p. 1-119. Parker, G. G., 1951, Geologic and hydrologic factors in the perennial yield...

Main Hydrocarbon Fields OP Sub-Salt Paleozoic Complex of North Caspian Depression

G. Ye.-A. Ayzenshtadt

Petroleum Geology: A Digest of Russian Literature

.... The pores range in size from 0.05 mm to small cavities. Average porosity is not more than 5.5 percent. Formation pressure at depth of 4600 m is 83 MPa...

Development of Empirical Formation Factors to Estimate Water Quality from Electrical Logs for the Southern Hills Aquifer System of Southeastern Louisiana

Thomas P. Van Biersel

GCAGS Transactions

...Development of Empirical Formation Factors to Estimate Water Quality from Electrical Logs for the Southern Hills Aquifer System of Southeastern...

Microlithotype Analysis of Three Coals from the Upper Cretaceous Menefee Formation near Durango, Colorado

Mark J. Pawlewicz

Rocky Mountain Association of Geologists

... must exist and be maintained for the system to continue. Mackowsky (1968) noted the importance of two factors; climate and subsidence (or the rise...

Brachiopod Biostratigraphy and Biofacies Analysis of the Marble Falls Formation (Pennsylvanian) of Central Texas

Edward Ernest Dihrberg

Oklahoma City Geological Society

... as primary factors in determining his lithofacies scheme. Johnson's facies are summarized on Figure 3. For a Figure 3. Summary of Facies and Subfacies...

Role of Gravity, Temperature Gradients, and Ion-Exchange Media in Formation of Fossil Brines

P. C. Mangelsdorf, Jr. , F. T. Manheim , J. M. T. M. Gieskes

AAPG Bulletin

.... Buoyancy-Corrected Molecular Weights at 25°C Table 2. Effective Ionic Weights and Concentration Factors Table 3. Percent Change in Concentration of Ions...

Burial and Thermal History of the Paradox Basin, Utah and Colorado, and Petroleum Potential of the Middle Pennsylvanian Paradox Formation

Vito F. Nuccio, Steven M. Condon

Utah Geological Association

... 30 percent carbonate, 20-30 percent fine-grained quartz, and 40-50 percent clay and kerogen (Montgomery, 1992). Total organic carbon (TOC) values...

Abstract: Real-Time Hole Cleaning Index Improves the Rate of Penetration by Monitoring the Cutting Concentration in the Annulus During Drilling Operations; #91204 (2023)

Mohammed Murif Al-Rubaii, Dhafer Alshehri

Search and Discovery.com

... in drilling operations. Offset parameters and factors from several fields were collected, analysed, validated and automated to facilitate a new real-time hole...

Sediment Composition and Precipitation of Dolomite and Pyrite in the Neogene Monterey and Sisquoc Formations Santa Maria Basin Area California

John S. Compton

Special Publications of SEPM

... of dolomite pyrite and francolite and the concentration of trace metals Dolostone horizons occur I to 10 m apart and consist of 50 to 95 weight percent...

Mineral, Energy, and Ground-Water Resources of San Juan County, Utah (SS-86)

R.W. Gloyn, C.D. Morgan, D.E. Tabet, R.E. Blackett, B.T. Tripp, Mike Lowe

Utah Geological Survey

... and coal seams are locally of minable thickness. However, factors such as coal quality and adequate rail transportation will hinder development...

Capillary Pressures in Stratigraphic Traps

Robert R. Berg

AAPG Bulletin

... in percent and k is permeability in milli-darcys. Then pore and throat sizes may be estimated as functions of mean effective grain size as based on theoretical...

Formation of Silica Cement and its Replacement by Carbonates

G. D. Sharma

Journal of Sedimentary Research (SEPM)

... it extremely difficult, if not impossible, to determine the principal controlling factor. However, when most of the dominant factors lead to a particular...

ABSTRACT: Variations in Coal Maceral Chemistry and Mineral Matter Characteristics with Rank Advance in the German Creek Coal Measures of the Bowen Basin, Australia, using Electron Microprobe and Other Techniques

Colin R. Ward, Zhongsheng Li, Lila W. Gurba

The Society for Organic Petrology (TSOP)

...flectance (Rvmax) in the seams studied increases from less than 0.4 percent in the western part of the basin to over 3.5 percent in the east, apparently...

Assessment of the Mesaverde Total Petroleum System in Southwestern Wyoming Province: A Petroleum System Approach to Assessing Undiscovered Oil and Gas Rresources

Ronald C. Johnson, Thomas M. Finn, Troy Cook

Rocky Mountain Association of Geologists

... assessment (Gautier, 1995), it was determined that about 25 provinces contain 90-95 percent of the known and undiscovered hydrocarbon resources...

A Sediment Budget for the Santacruz Littoral Cell, California

Tim C. Best, Gary B. Griggs

Special Publications of SEPM

... erosion rates were utilized to determine the littoral contribution from seacliff and bluff retreat Coastal streams supply about 75 percent of the total...

Identifying Bypassed Pay in the Fusselman and Montoya Reservoirs of the Dollarhide Field, Andrews County, Texas

Brian C. Ball

West Texas Geological Society

... water drive as first thought. First, oil recovery from the field has been less than 25 percent. Second, offset wells produce with variable oil cuts...

Vertical Petrographic Variability in Annot Sandstone Turbidites: Some Preliminary Observations and Generalizations

Daniel J. Stanley

Journal of Sedimentary Research (SEPM)

..., was examined. This was necessary in order to determine factors which control this variability in deposits over any one spot of the basin floor with advancing...

Clay Mineral Composition and Geologic Significance of Some Beaufort Sea Sediments

A. S. Naidu, D. C. Burrell, D. W. Hood

Journal of Sedimentary Research (SEPM)

... at 3.54A and 3.57A respectively. The peak areas in a sample were measured by polar planimeter, and cumulated prior to the percent abundance calculations...

Neotectonic Criteria for Oil-Gas Productivity of Barents-Kara Shelf

Ye. Ye. Musatov

Petroleum Geology: A Digest of Russian Literature

... of the North Norwegian Shelf was more than 30 percent of the oil reserves preserved. On the intra-basin highs much less was retained due to erosion...

Chronostratigraphic Hydrocarbon Plays and Depositional Styles in the Northern Gulf of Mexico

Steven Seni , Jeff Brooke , David Marin , Eric Kazanis

GCAGS Transactions

.... Forty-three percent of the original recoverable oil is concentrated in two chronozones--the lower Pleistocene Lenticulina 1 to Buliminella 1 (22.8...

Time of Emplacement of Pinto Diorite, Little Belt Mountains, Montana

Lee A. Woodward

Earth Science Bulletin (WGA)

... percent greenish brown, sericitized and chloritized biotite, 60 percent calcic oligoclase, and 15 percent chlorite that appears to be derived mostly from...

Abstract: Colorado Coal--Outlook for Future, by D. K. Murray; #90979 (1975).

Search and Discovery.com

Abstract: The Importance of Oil as a Source of Energy

Antonio Garcia Rojas

GCAGS Transactions

... their share from 4.5 percent in 1913 to about 38 percent at present. The ratio of petroleum resources to the energy requirements of a country varies within...

The Character of Deep Lime Crude Oils of East Texas

Paul B. Crawford

East Texas Geological Society

... gas drive is presented. It is indicated that shrinkages near 60 to 80 percent may result in small stock tank oil recoveries in some cases. 1. Muskat...

Section Three: Importance of Diapiric Structures to Hydrocarbon Production

New Orleans Geological Society

... in Figure 7A. Salt domes comprise 17.8 percent of the sample and "circular and elongate domes" (probably deeply buried, deep-seated-intrusive salt...