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The AAPG/Datapages Combined Publications Database

Showing 15,478 Results. Searched 197,349 documents.

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Curious Case of Lack of Strata Assignable to the Pterospathodus celloni Superzone (Telychian, Llandovery, Silurian) in the Eastern Portion of the Midwestern Basins and Arches Region (New York, Ohio, Kentucky, and Indiana); #51675 (2020)

Mark A. Kleffner, Stig M. Bergström

Search and Discovery.com

... as comprising most/all of the Telychian (blue-highlighted regions on two figures on the left). Significant revision of Silurian conodont taxonomy beginning...

2020

Isotopic age constraints and metamorphic history of the Talladega belt: New evidence for timing of arc magmatism and terrane emplacement along the southern Laurentian margin

E. A. McClellan, Mark G. Steltenpohl, C. Thomas, C.F. Miller

Alabama Geological Society

..., as well as how this timing compares to that which currently is known from the classic parts of the Blue Ridge to the northeast. Regional Geological...

2005

Grandfather Mountain Formation: Depositional Environment, Provenance, and Tectonic Setting of Late Precambrian Alluvium in the Blue Ridge of North Carolina

Frederic L. Schwab

Journal of Sedimentary Research (SEPM)

...Grandfather Mountain Formation: Depositional Environment, Provenance, and Tectonic Setting of Late Precambrian Alluvium in the Blue Ridge of North...

1977

Stratigraphy, Sedimentology, and Tectonic Framework of the Upper Cretaceous Hornbrook Formation, Oregon and California

Tor H. Nilsen

Pacific Section SEPM

... with possible local unconformity and are overlain conformably by basin-plain turbidites and mudstone of the Blue Gulch Mudstone Member. Facies analyses...

1984

Depositional Sequence of Temblor and Big Blue Formations, Coalinga Anticline, California

Matthew A. Bate

Pacific Section SEPM

...Depositional Sequence of Temblor and Big Blue Formations, Coalinga Anticline, California Matthew A. Bate DEPOSITIONAL SEQUENCE OF TO©LOR AND BIG BLUE...

1985

Mines and Geology of the Rocky and Beaver Lake Districts, Beaver County, Utah

William B. Wray

Utah Geological Association

... with crystalline thaumasite (Hindman, 1976, p. 189). Whelanite is found as sky-blue bladed aggregates and rosettes of microcrystals, and crystalline fracture...

2006

Detrital record of Upper Triassic Reefs in the Olds Ferry Terrane, Blue Mountains Province, northeastern Oregon, United States

Todd A. LaMaskin, George D. Stanley, Jr., Andrew H. Caruthers, Megan R. Rosenblatt

PALAIOS

...Detrital record of Upper Triassic Reefs in the Olds Ferry Terrane, Blue Mountains Province, northeastern Oregon, United States Todd A. LaMaskin...

2011

Paleozoic Stratigraphy of Samaria Mountain, Idaho-Utah

Stanley S. Beus

AAPG Bulletin

...); Beirdneau Formation, 990 ft (300 m); Lodgepole Limestone, 330 ft (100 m); Humbug Formation 940 ft (286 m); Great Blue Limestone, 1,180 ft. (360 m...

1968

STRATIGRAPHY OF THE COAL DEPOSITS IN THE WARRIOR COAL BASIN

Camilla G. Musgrove

Alabama Geological Society

... occurs within the strata that lies below the Black Creek bed in the Blue Creek Basin of the Warrior coal basin, it is included in this discussion...

1982

Asymmetric apertures for 3D SRME: Practical aspects and opportunities

Zhimei Yan, Massimiliano Vassallo, Scott Slaton

International Meeting for Applied Geoscience and Energy (IMAGE)

.... The total contribution weights for different blocks in Figure 3e are clearly asymmetric as well: the light-blue shaded area is the determined asymmetric...

2022

Techno-Economic Evaluation of Blue Hydrogen Production with Carbon Capture and Storage for Onshore Eastern Australia

Devin A. Lacey, Kelly J. Zukowski, J. Gregory Owen, Trisha S. MacDonald

Australian Petroleum Production & Exploration Association (APPEA) Journal

...Techno-Economic Evaluation of Blue Hydrogen Production with Carbon Capture and Storage for Onshore Eastern Australia Devin A. Lacey, Kelly J...

2022

Geochemical insights into the Oswego Formation in Kingfisher County, Oklahoma

Andreina Liborius, Andrew Sneddon, Sheng Wu

Oklahoma City Geological Society

... collection and 6–10 days after collection for C1 and C2 (A), C3 (B), C4–C5 (C), C6 (D). The blue triangle represents the Oswego formation area...

2017

Using Machine Learning to Identify the Highest Wet Gas Producing Mix of Hydraulic Fracture Classes and Technology Improvements in the Marcellus Shale

Roger N. Anderson, Boyi Xie, Leon Wu, Arthur A. Kressner, Joseph H. Frantz Jr., Matthew A. Ockree, Kenneth G. Brown, Peter Carragher, Mark A. McLane

Unconventional Resources Technology Conference (URTEC)

... Frac-Classifica+on Condensate Produc+on (Green) Water Produc+on (Blue) Frac-Class 15 14 13 12 11 10 9...

2016

Stratigraphy of Foremost, Pakowki, and Milk River Formations of Southern Plains of Alberta

S. E. Slipper , H. M. Hunter

AAPG Bulletin

... of the Foremost. The remainder of the formation consists of a dark blue-gray shale with some sandy shale. It is important to notice...

1931

Ultrasound Tomography Optimalization by Using Robotic Application

Albertus Ariel Rahadi, Tedy Setiawan

Indonesian Petroleum Association

... begins at 16_6 (black) and 16_10 (blue), while the quarter starts at 16_4 (black) and 16_12 (blue). The ¾ cross and quarter measurement produce 2x16...

2016

Petrology of the Beaverdam Amphibolite, Eastern Blue Ridge, Alabama

Zachary Harrison, David B. Bieler, Scott K. Vetter

GCAGS Transactions

...Petrology of the Beaverdam Amphibolite, Eastern Blue Ridge, Alabama Zachary Harrison, David B. Bieler, Scott K. Vetter 2018 783 790 Vol. 68 (2018...

2018

SG14: The COCORP Seismic Reflection Traverse Across the Southern Appalachians - Summary and Conclusions

Frederick A. Cook, Larry D. Brown, Sidney Kaufman, and Jack E. Oliver

AAPG Special Volumes

... sequence can be traced from the Valley and Ridge eastward beneath the Blue Ridge and Inner Piedmont for a distance of at least 200 kilometers...

1983

Abstract: VSP P-Wave Attenuation Model Study in Elastic Earth: Spectral Ratio method Vs Centroid Frequency Shift Method; #90187 (2014)

Waheduzzaman Talukder and Ralph Phillip Bording

Search and Discovery.com

... spectral ratio of non-attenuative model shown in the Fig. 4 (a) traces recorded at 90m (blue) and 190m (red) depth (b) top: total frequency band width...

2014

Placers of Summit and Park Counties, Colorado

Ben Parker Jr.

Rocky Mountain Association of Geologists

... and to the west to the headwaters of the Blue River and its tributaries and to the Arkansas. They found placers at both places. The first placers found...

1960

Mississippian Stratigraphy of the Central Wasatch and Western Uinta Mountains, Utah

Max D. Crittenden Jr.

Utah Geological Association

... Gilluly, 1932, and Morris, 1957) Manning Canyon Shale 1100 Great Blue Limestone 3000 Humbug Formation 650 Deseret Limestone 900 Gardison...

1959

Organic Petrology of Selected Oil Shale Samples from the Lower Carboniferous Albert Formation, New Brunswick, Canada

Wolfgang Kalkreuth, George Macauley

CSPG Bulletin

... B with increase in depth of burial. (Filter combination for pictures taken under blue-light irradiation: BG 12, BG 38, TK 400, K510). Fig. 1a...

1984

Differentiation of Carbonate Sediments in the Heron Island Reef

W. G. H. Maxwell , J. S. Jell , R. G. McKellar

Journal of Sedimentary Research (SEPM)

....--The shallow lagoon is a broad, sandy depression in which very few frame-building organisms live. It is situated between the main blue lagoon...

1964

Competitive Algal Colonization of Peritidal Flats in a Schizohaline Environment: The Lower Ordovician of New York

S. J. Mazzullo, Gerald M. Friedman

Journal of Sedimentary Research (SEPM)

... or absence of algae-scavenging invertebrates. These conclusions lend support to the concept of an antipathetic relationship between blue-green algae...

1977

Stratigraphy, Sedimentology, and Regional Relationships of the Cretaceous System in the Henry Mountains Region, Utah

Fred Peterson, R. T. Ryder, B. E. Law

Utah Geological Association

... separates the Ferron from the overlying offshore marine Blue Gate Shale Member of the Mancos Shale. Correlations to the nearby Kaiparowits and Wasatch...

1980

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