Quantitative Determination of Calcite-dolomite-apatite Mixtures by X-ray Diffraction

S. H. Bromberger, John B. Hayes

Journal of Sedimentary Research (SEPM)

...), The constant-angular-velocity method of measuring integrated intensities of X-ray reflections was used to prepare working curves for quantitative X-ray...

Construction of a Permeability Model Applying the Lucia Characterization Methodology with Non-optimal Data Conditions: West Jordan Unit, San Andres Formation

Victoria L. French, Greg D. Hinterlong

West Texas Geological Society

... in the study. The vast majority of electric logs for the study consist of gamma-ray/neutron count (GNT) logs. In addition, tracer and injection profile...

Developing effective permeability correlations for carbonate shales in Mexico, Tampico Basin

Douglas J. Betancourt, Claudio Rabe, Efren Solorzano, William Valbuena, Andres Valbuena

Unconventional Resources Technology Conference (URTEC)

... the analysis of Gamma Ray, Spectral Gamma ray, Caliper and bit size, neutron porosity (Pittman, 1992), photoelectric, bulk density logs, acoustic (Mavko et...

Abstract: Contribution of Artificial Neural Networks to the Characterization of Low Resistivity Hydrocarbon Reservoirs Using Well Log Data. An Example from the Algerian Sahara; #91210 (2025)

Leila Aliouane, Sid-Ali Ouadfeul

Search and Discovery.com

... A, corresponding to the corrected gamma ray, Pwave slowness, neutron porosity, photoelectric absorption coefficient, and the bulk density. Depth intervals...

Some 3D Seismic Applications Offshore Sarawak

Ronald Hoogenboom

Geological Society of Malaysia (GSM)

... m (line separation) by 12.5 m (in-line Common Depth Point spacing). Offshore 3D seismic surveys with production and exploration objectives have been...

Radioactivity and Petroleum Genesis

C. W. Sheppard

AAPG Bulletin

... in a series, integrating and taking the first few terms: [EQUATION] The alpha particles which originate at a depth h are produced by the material...

Recent Advances in Borehole Seismic

W. L. Nutt

Indonesian Petroleum Association

... purpose of a velocity survey is to obtain the transit time from surface to subsurface locations, thus providing an essential time to depth correlation...

Multi-Scale Lithofacies and Chemostratigraphic Analysis of Two Middle Devonian Marcellus Shale Wells in Northern West Virginia, USA

T. J. Paronish, R. Toth, T. R. Carr, V. Agrawal, D. Crandall, J. Moore

Unconventional Resources Technology Conference (URTEC)

... uranium derived TOC due to its high correlation with the SRA derived TOC. Gamma ray and uranium derived correlations utilize the linear relationship between...

Applications of Pre-Stack Migration; Richard Postma; Search and Discovery Article #40029 (2001)

Search and Discovery.com

Proposed Terminology for Natural Linear Features

Hassan A. El-Etr

Utah Geological Association

...Proposed Terminology for Natural Linear Features Hassan A. El-Etr 1974 480 489 The terms “lineaments,” “linears,” “linear trends,” “linear features...

Abstract: Experimental Study of P and S Wave Velocities on Jurassic Carbonate Rock Saturated by Brine and Supercritical CO2; #91204 (2023)

Andika Perbawa, Viswashanti Chandra, Gaurav Gairola, Volker Vahrenkamp

Search and Discovery.com

... analysis. The thin section analysis indicates facies similar to those reported from subsurface reservoirs. We scan the plug using X-ray tomography...

Deep Crustal Structure of the Northwestern Gulf of Mexico

Yosio Nakamura ,, Dale S. Sawyer , F. Jeanne Shaub, Kevin MacKenzie , Jurgen Oberst

GCAGS Transactions

..., as inferred from higher velocity refracted arrivals, is found at a depth of 13 to 16 km. The observed basement relief shows a NW-SE trending ridge that may...

The adsorption of Direct Brown 1 dye using kaolinite and surfactant modified kaolinite

Mark Jeeva, Sivarama Krishna Lakkaboyana, Wan Zuhairi W.Y.

Geological Society of Malaysia (GSM)

... by X-Ray Diffraction (XRD) and FT-IR spectroscopy. The surface areas were determined using Sears’ method. The test effects efficiency of natural...

The Need for Seismic Dip Migration

W. B. Robinson.

Oklahoma City Geological Society

... of the ground. The other useful ray is the one that runs horizontally at a shallow depth and strikes that detector. Those fragments of the total energy...

Abstract: Discriminating Depositional Habitat and Provenance of Mudrock Through Use of Spectral Gamma Ray; #90063 (2007)

Search and Discovery.com

Fracture Detection in the Salawati Basin of Irian Jaya

P. J. Cockcroft, D. A. Gamber, H. M. Hermawan

Indonesian Petroleum Association

... on the Gamma Ray, Spontaneous Potential, Resistivity, Neutron, Density, Acoustic and Dip Logs are examined, with examples of each shown. Other indirect...

Relationships Between Bottom Topography and Marine Sediment Properties in an Area of Submarine Gullies

A. L. Inderbitzen, F. Simpson

Journal of Sedimentary Research (SEPM)

... particles increase. Water content values also indicate a non-linear decrease with sediment depth. X-ray diffraction and heavy mineral analysis indicate...

A New Technique for Quantifying Opal Content in Colorado’s Upper Eocene Castle Rock Conglomerate

Nik Svihlik, Mark Longman

Rocky Mountain Association of Geologists

... on X-ray diffraction (XRD) analysis. Because opal is amorphous, its abundance cannot be quantified using standard XRD techniques, but experimenting...

Weddellite Occurrence in Peats and Other Organic-Rich Sediments of Florida

George M. Griffin, Robert K. Sawyer, Shekhar R. Melkote

Journal of Sedimentary Research (SEPM)

...% organic matter). The linear regression equation relating weddellite to organic material in the 99-sample-data base (that is, for all 3 transects...

The effect of morphology on postmortem transportation of bivalves and its taphonomic implications

Devapriya Chattopadhyay, Ashish Rathie, Anirban Das

PALAIOS

... of the shell location. The depth of the ADV was fixed, to measure flow velocity at 4 mm from the bottom fiber sheet. Experimental Protocol We used 74...

A case study of natural gas hydrates (NGH) in offshore NW Sabah: Identification, shallow geohazard implication for exploration drilling, extraction challenges and potential energy resource estimation

John Jong, Goh Hui Sin, Steve McGiveron, Jim Fitton

Geological Society of Malaysia (GSM)

... and the availability of water and gas (Shankar et al., 2004), leading to significant differences in the depth of methane hydrate stability zones in permafrost...

X-Ray Diffraction Techniques Applicable to Studies of Diagenesis and Low Rank Metamorphism in Humic Sediments

George M. Griffin

Journal of Sedimentary Research (SEPM)

...X-Ray Diffraction Techniques Applicable to Studies of Diagenesis and Low Rank Metamorphism in Humic Sediments George M. Griffin 1967 Vol. 37 No. 4...

Implications of elastic full-waveform inversion for northern Red Sea

Kate Glaccum, Denes Vigh, Kai Wang, Xiaoling Tan, Jennifer Qin, Vivian Robertson, Trevor Ferguson

International Meeting for Applied Geoscience and Energy (IMAGE)

... for model building given the overall fast velocity regime of the evaporite stratigraphy, as shown in Figure 1 with a diving ray exercise, and lack...

High frequency refraction/reflection full-waveform inversion case study from North West Shelf offshore Australia

David Dickinson, Fabio Mancini, Xiang Li, Kai Zhao

Petroleum Exploration Society of Australia (PESA)

... in depth; and (2) uncovers geological features beyond imaging: high-resolution FWI delineates small shallow anomalies and velocity boundaries across...

Improved 3D Seismic Imaging Expands North Sea Vision. Workstation Interpretive Depth Imaging Solves Gas Cloud Problem

Thad Dunbar, Mark Lance

Petroleum Exploration Society of Australia (PESA)

... depth 52 PESA News February/March 1999 Figure 3: Seismic cross section. 30 horizons with velocity overlay derived from ray traced based methods and wei...