Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 6,038 Results. Searched 200,357 documents.

< Previous   14   15   16   17   18   Next >

Ascending

Modern Cool-Water Beach Sands of Southwest England: REPLY

John R. Merefield

Journal of Sedimentary Research (SEPM)

... A., 1973, A rapid method for the determination of quartz in sedimentary rocks by X-ray diffraction incorporating mass adsorption correction: Clay...

1985

Automatic Acquisition, Processing, and Interpretation of Geologic Data: ABSTRACT

J. W. Earley

AAPG Bulletin

... operations. The suitably coded IBM cards containing digital diffraction intensities taken at each 1/10 degree of scan are processed in the IBM 704 computer...

1962

Identification of Clinopyroxenes by X-ray Diffraction and Optical Methods: ABSTRACT

Marc G. Tanguay

AAPG Bulletin

...Identification of Clinopyroxenes by X-ray Diffraction and Optical Methods: ABSTRACT Marc G. Tanguay 1964 549 550 48 4. (April) End_Page 549...

1964

Tertiary Sediments from Sigsbee Knolls, Gulf of Mexico: GEOLOGICAL NOTES

William R. Bryant , Thomas E. Pyle

AAPG Bulletin

... of five samples taken immediately after recovery averaged 38 per cent of wet weight. X-ray diffraction analysis of the nodules indicates potassium...

1965

Accumulation of Diatomaceous Silica in Sediments of Gulf of California: ABSTRACT

S. E. Calvert

AAPG Bulletin

... of opal in the sediments, by X-ray diffraction, show that the diatoms contribute the greater proportion of biogenous SiO2 to the sediments. An opal-rich...

1965

Studies of Some Marine Phosphorites from Baja California: ABSTRACT

B. F. d'Anglejan

AAPG Bulletin

... be measured quantitatively by X-ray diffraction down to very low levels. This shows the persistence of a rich zone over 20-30 km. along the coast...

1965

Early Diagenesis and Mass Properties of Siliceous Oozes: ABSTRACT

H. Grant Goodell

AAPG Bulletin

... and an attendant growth of the following authigenic minerals, as identified by X-ray diffraction: K-feldspar (microcline, orthoclase, and anorthoclase); Na...

1966

Clay-Mineral Distribution in Recent Sediments from Northern Pacific Coast of Mexico: ABSTRACT

Jorge de la Torre, Arman F. Frederickson

AAPG Bulletin

... clay mineral was obtained. The known minus 2µ fraction was analyzed in oriented aggregates using X-ray diffraction. Prior to X-ray, the samples were...

1966

Eocene Green River Formation--Multiple Mineral Resource: ABSTRACT

W. C. Culbertson, J. R. Dyni, D. A. Brobst

AAPG Bulletin

... like dawsonite will require advanced research tools such as X-ray diffraction and X-ray fluorescence for rapid quantitative analysis of numerous samples...

1967

Contribution of Computers to Exploration--Management Viewpoint: ABSTRACT

J. Edward Green

AAPG Bulletin

... as aids in the location of prospects. The computer can even be programmed to identify all the mineral content in an X-ray diffraction pattern...

1967

Clay Mineralogy of Kope and Fairview Formations (Cincinnatian) in Cincinnati Area: ABSTRACT

Dennis R. Bassarab, Warren D. Huff

AAPG Bulletin

... of the Cincinnati area. X-ray-diffraction, electron-microscopy, cation-exchange, and DTA studies reveal a suite composed mainly of illite, chlorite...

1968

Mineralogy and Distribution of Clay Sediments in Great Miami River Basin (Ohio-Indiana): ABSTRACT

Warren D. Huff, Joseph W. Breuer

AAPG Bulletin

... drift. These sediments were analyzed by X-ray diffraction for variations in composition and distribution pattern. Dominant clay minerals include...

1968

Lateral Clay-Mineral Variations in Modern Deltaic Sediments of Godavari River, India: ABSTRACT

A. S. Naidu, C. Borreswara Rao

AAPG Bulletin

...-diffraction technique. The results obtained are as follows: with progressive increase in the salinity of the water downstream, there is a corresponding...

1968

Clay-Mineral Diagenesis in Redbed Sequence, Juniata Formation, Central Pennsylvania: ABSTRACT

Allan M. Thompson

AAPG Bulletin

... of this lithofacies have identical sedimentologic histories, X-ray diffraction investigations of sandstone-matrix clay minerals were undertaken to establish possible...

1969

Use of Radiography in Studying Textural and Structural Properties of Ancient Argillaceous Sediments Which Aid in Interpretation of Ancient Environments: ABSTRACT

W. Arthur White, I. Edgar Odom

AAPG Bulletin

... diffraction, electron microscope, petrographic and binocular microscope, chemical and field techniques, can add materially to knowledge of the structures...

1969

Sedimentary Processes in Arctic Ocean: ABSTRACT

Ruth E. Mullen, Dennis A. Darby, David L. Clark

AAPG Bulletin

... diffraction in 50 cores from the Chukchi Rise and Alpha Cordillera consists mainly of illite with almost equal combined amounts of chlorite and kaolinite...

1970

Recent Silica Gel from Saline Lake in Galapagos Islands: ABSTRACT

Paul A. Colinvaux, Daniel Goodman

AAPG Bulletin

... in the spectra to suggest that saccharides were present, but strong absorption between 9 and 10 µ suggested abundant silicon. X-ray diffraction of samples...

1971

Clay Mineral Composition of Beaufort Sea Sediments, Arctic Ocean: ABSTRACT

A. S. Naidu

AAPG Bulletin

... of the less than 2- and 4-µ size fractions of Beaufort Sea sediments was analyzed by X-ray diffraction techniques. In all except one sample illite...

1971

Calcified Algal Filaments in Reefs: Criterion of Early Diagenesis: ABSTRACT

Johannes H. Schroeder, Robert N. Ginsburg

AAPG Bulletin

... are inward-growing equant and bladed crystals. X-ray diffraction analyses indicate that the crystals are magnesium calcite with 16 mol % MgCO3...

1971

Mineralogy of some Hawaiian Coastal and Marine Carbonates: ABSTRACT

Pow-Foong Fan

AAPG Bulletin

... mineral assemblages was determined by X-ray diffraction analyses to correlate the mineralogy, the sources, and the depositional environments. Beaches...

1972

Nonskeletal Carbonates from Baffin Bay, Texas: ABSTRACT

J. S. Kier

AAPG Bulletin

..., Texas, and 1 piston core was taken from an adjacent blue-green algal mat lagoon. The cores ranged in length from 85 to 670 cm. X-ray diffraction...

1972

Marine Diagenesis of Carbonate Sediment, Bonaire, Netherlands Antilles: ABSTRACT

D. F. Sibley, R. C. Murray

AAPG Bulletin

... micritization of the high-Mg calcite of the encrusting coralline algae. Electron microprobe and X-ray diffraction analysis of these coatings...

1972

Chertification Phenomena in Antarctic and Pacific Deep-Sea Sediments--a Scanning Electron Microscope and X-ray Diffraction Study: ABSTRACT

F. M. Weaver, S. W. Wise

AAPG Bulletin

...Chertification Phenomena in Antarctic and Pacific Deep-Sea Sediments--a Scanning Electron Microscope and X-ray Diffraction Study: ABSTRACT F. M...

1972

Chemical Coefficients for Iron, Manganese, Lead, Zinc, and Copper in River Water and Suspended Load, and Mineralogic Composition of Suspended Load of Selected Kansas River Systems: ABSTRACT

E. E. Angino

AAPG Bulletin

... relation between trace element content and season in most Kansas streams. X-ray diffraction study of the mineralogic content of the suspended load...

1973

Practical Application of Remote Sensing to Petroleum and Mineral Exploration: ABSTRACT

Norman H. Foster

AAPG Bulletin

... been useful in limestone-dolomite studies. X-ray diffraction patterns long have been used in mineral identification. In exploration for radioactive...

1973

< Previous   14   15   16   17   18   Next >