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The AAPG/Datapages Combined Publications Database

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

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Geologic and Engineering Parameters Used in Stimulating Tight Gas-Bearing Sandstones by Modified Hydraulic Fracturing Techniques: North Douglas Creek Arch Field, Colorado: ABSTRACT

M. Holland, U. Ahmed, J. Strawn

AAPG Bulletin

... measured at simulated in-situ conditions. Reservoir quality within pay zones was determined by a combination of petrography, x-ray diffraction...

1984

Examination of Lower Jurassic Mudrocks Using Backscattered Electron Microscopy: ABSTRACT

David Krinsley, Kenneth Pye

AAPG Bulletin

...-ray diffraction data (XRD), particularly with respect to the clay-sized (< 2 µm) fraction of mudrocks. Backscattered electron techniques (BSE...

1984

Post-Burn Mineralogic and Trace Element Relationships from an In-Situ Oil Shale Experimental Retort: ABSTRACT

Glenn M. Mason, Robert D. Giauque, Lowell K. Spackman

AAPG Bulletin

... partitioning resulting from a true in-situ burn of Green River oil shale under field conditions. Minerals were examined by x-ray diffraction and optical...

1984

Reservoir Potential of Cretaceous Rocks, National Petroleum Reserve in Alaska: ABSTRACT

Thomas C. Mowatt

AAPG Bulletin

...-ray diffraction, and scanning electron microscope studies of core samples from Cretaceous units in nine wells from the National Petroleum Reserve...

1984

Use of Gamma-Ray Log for Locating Cretaceous-Tertiary Unconformity, Pinedale Area, Northern Green River Basin, Wyoming: ABSTRACT

Stephen E. Prensky

AAPG Bulletin

... wells, combined with petrographic and x-ray diffraction analysis of core samples from the Pinedale area, shows that this shift is caused by a higher...

1984

Trenton Exploration and Wrenching Tectonics--Michigan Basin and Environs: ABSTRACT

C. E. Prouty

AAPG Bulletin

... the shear model. Analyses (x-ray diffraction) of numerous well samples from several producing fields show dolomite/calcite ratios of epigenetically formed...

1984

Silica Cement Source and Porosity Preservation for Ohio's Lower Silurian Sandstones: ABSTRACT

Mark Smiraldo, Arthur E. Burford

AAPG Bulletin

...-smectite which, as indicated by x-ray diffraction, was transformed to the present discrete illite and very minor iron-chlorite. Remnant expandable...

1984

Aledo Southeast 1,200-Ft Strawn Gas Field and Associated Deeper Production, Southeast Parker and Southwest Tarrant Counties, Texas: ABSTRACT

Arthur J. Ehlmann, Rita J. Ehlmann

AAPG Bulletin

..., and slump structures. Detailed mineralogic analyses by x-ray diffraction and scanning electron microscopy indicate the shallow and deep reservoirs...

1985

Fluid and Rock Interaction in Permeable Volcanic Rock: ABSTRACT

J. Ione Lindley

AAPG Bulletin

...% of their original values at the expense of Na2O and CaO with an accompanying increase in Rb and decreases in MgO and Sr. (2) X-ray diffraction results...

1985

Remote Detection of Anomalous Mineralogy Associated with Hydrocarbon Production, Lisbon Valley, Utah: ABSTRACT

D. B. Segal, M. D. Ruth, I. S. Merin, H. Watanabe, K. Soda, O. Takano, M. Sano

AAPG Bulletin

... spectroradiometric data, thin sections, and x-ray diffraction suggests that the bleached rocks overlying the reservoir at Lisbon Valley contain abundant...

1985

Dolomites Formed Under Deep Burial Conditions: Hunton Group Carbonate Rocks (Upper Ordovician to Lower Devonian) in Deep Anadarko Basin of Oklahoma and Texas: ABSTRACT

G. M. Friedman, C. A. Sternbach

AAPG Bulletin

...) dissolved the nonreplaced calcite, thereby creating intercrystalline and moldic porosity. X-ray diffraction verifies a trend of higher dolomite...

1985

Gas Souring by Thermochemical Sulfate Reduction at 140°C: Reply

R. H. Worden, P. C. Smalley, and N. H. Oxtoby

AAPG Bulletin

... analysis, gas-stable gas-isotope analysis, petrography (plane-light, cathodoluminescence, and back-scattered microscopy), x-ray diffraction analysis...

1998

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