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The AAPG/Datapages Combined Publications Database
Showing 2,972 Results. Searched 200,619 documents.
The Origin of Phosphorite Deposits in the Light of Occurrences of Recent Sea-Floor Phosphorites
Y. Kolodny
Special Publications of SEPM
... ON are enlargements oriented with see o Fig 8 OF PHOSPHATIC BLAKE PLATEAU of the dark interface in D dark text THE portion Manheim et...
1980
Understanding Depositional Environments of the Shublik Formation of Arctic Alaska Using XRF Chemostratigraphy
Inessa Yurchenko, Stephan A. Graham, Allegra Hosford Scheirer, Mustafa Al Ibrahim
Unconventional Resources Technology Conference (URTEC)
..., phosphatic, and organic-rich lithofacies that reflect the chemical environment of Shublik deposition, suggesting that their major element and trace...
2016
Organic Structures in Sediments: NOTES
E. Wayne Galliher
Journal of Sedimentary Research (SEPM)
...) the objects were considered "as being in the same general category as the phosphatic nodules described in the Challenger report."(FOOTNOTE 2) The idea...
1932
Ore Deposits of the North Tintic Mining District
A. E. Disbrow, H. T. Morris
Utah Geological Association
... 25 to 45 feet below the basal phosphatic shale member of the Deseret limestone. A second zone from which a small amount of ore was produced occurs...
1957
Memorial: Vincent Ellis McKelvey (1916-1987)
Richard P. Sheldon
AAPG Non-Technical and Memorials
... to petroleum geologists. His work in the 1940s and 1950s on the phosphatic shales of the Phosphoria Formation in Idaho and Wyoming gave...
1987
A Revision of the Miocene Lithostratigraphic Nomenclature, Southwestern Florida
Thomas M. Scott
GCAGS Transactions
... (Formation).) PREVIOUS INVESTIGATIONS Dall and Harris (1892) applied the name "Hawthorne beds" to phosphatic sediments encountered in the old Simmons...
1986
Abstract: Petrology of Eocene Rocks, Southeast Georgia Coastal Plain
Paul A. Thayer , James A. Miller
GCAGS Transactions
... wackestone and crystalline dolomite. It is 309 ft (94 m) thick and is disconformably overlain by Miocene Hawthorne Formation, a thick-bedded, phosphatic sand...
1988
Depositional Sequence Analysis, Controls on Lithofacies Distribution, and High-Frequency Cyclicity within Pennsylvanian Cyclothems, Midcontinent, U.S.A.
J. A. French, W. L. Watney
CSPG Special Publications
... contains at least four and may be as many as seven cycles. In this core the typical black, platy, phosphatic shale is succeeded upward by at least four...
1993
Resources of Southwestern Wyoming; Field Conference Guidebook
Richard W. Jones
Wyoming Geological Association
..., Wyoming T.E. McCandless, W.P. Nash, and W. Dan Hausel 153 Uraniferous phosphatic lake beds of Eocene age in the Green River Basin, Wyoming...
1995
On the Earliest Recognition of Coprolites: NOTES
Robert L. Folk
Journal of Sedimentary Research (SEPM)
... firmed the phosphatic nature, resulting from digested bone.(FOOTNOTE 5) This paper is an outstanding contribution to coprology, and is written...
1965
A Transparent Conductive Gel Coating for Optical and Scanning Electron Microscopy: RESEARCH METHOD PAPER
Deepal Subasinghe
Journal of Sedimentary Research (SEPM)
... alternative to gold or carbon FIG. 1. [Grey Scale] Comparison of samples prepared by the two methods. (Scale bars = 20 µm). A) A sample of a phosphatic...
1991
Upper Jurassic Stratigraphic Relations Near Monterrey, Nuevo Leon, Mexico
A. E. Weidie , J. A. Wolleben
AAPG Bulletin
... species from Upper Jurassic concretionary, ashy, phosphatic shale and marl in the vicinity of San Lazaro Canyon, Nuevo Leon. The holotype of I...
1969
High-Resolution Surface and Subsurface Sequence Stratigraphy of Late Middle to Late Ordovician (Late Mohawkian-Cincinnatian) Foreland Basin Rocks, Kentucky and Virginia
Mike Pope and J. Fred Read
AAPG Bulletin
... (TST) are thin; composed of high-energy, locally phosphatic grainstone ©Copyright 1997. The American Association of Petroleum Geologists. All rights...
1997
Rare earth elements in latest Famennian Woodford Shale phosphate nodules, Oklahoma, United States: Land-driven phosphorus overloading and evolving organic carbon preservation, southern Laurentia
Andrew Cullen, and David Hull
AAPG Bulletin
...) phosphatic interval at the top of its upper member. Inductively coupled plasma mass spectrometry analyses of 27 phosphate nodules from 9 upper Woodford...
2025
Abstract: Sedimentology, Ichnology, and Depositional History of the Contact Between the Triassic Montney and Doig Formations in West-Cen; #90063 (2007)
Search and Discovery.com
2007
Abstract: Analysis of the Late Devonian to Early Carboniferous (Frasnian-Tournaisian) Woodford Shale in the KGS-OGS Current #1, Southwestern Arkoma Basian and Comparison to Northern Shelf, by Lynn Watney; #90184 (2013)
Search and Discovery.com
2013
Trans-Atlantic correlation of basinal organic-rich sequences around Devonian-Carboniferous boundary
Search and Discovery.com
N/A
Development, Calibration, and Application of C7 Source, Maturity, and Transformation Parameters
Search and Discovery.com
N/A
Challenge The Paradigm Part 2: Submarine Gravel Deposits in the WCSB - Wave Ravinement Lags or Current Traction Carpets
Dennis Meloche
Search and Discovery.com
.... An open framework of phosphatic pisoids and nodules, lithoclasts of reworked phosphatic hardground, bertherine ooids, and minor rock fragments is preserved...
Unknown
The Fish Scales, a Hybrid Shale Gas Play Characterization, Regional Extent and Controls on Productivity
Search and Discovery.com
... of well-developed Barons Sandstone lenses in southwestern Alberta and bioclastic debris beds composed largely of phosphatic skeletal remains in south...
2013
Abstracts: Characteristics of the Triassic Upper Montney Tight Gas Play, Groundbirch Area, Northeast B.C.; #90173 (2015)
Greg Lynch and Lavern Stasiuk
Search and Discovery.com
... Phosphate zone, comprising locally gas-mature (VRE=1.5 to 1.8%), organic-rich, phosphatic, shale and calcareous siltstone. Episodic upwelling and gravity...
2015
Abstract: Petroleum Geochemistry and Mudstone Diagenesis of the Woodford Shale, Anadarko Basin, USA - An Integrated Approach; #90283 (2016)
C. D. Laughrey, P. F. Purrazzella
Search and Discovery.com
...) chert and argillaceous chert; 4) argillaceous, siliceous dolostone; and 5) phosphatic mudstone. All ofthese microfacies exceed the minimum TOC and S2...
2016
Core-based Geochemical study of Mudrocks in Basinal Lithofacies in the Wolfberry Play, Midland Basin, Texas, Part II, #10572 (2014)
Robert W. Baumgardner Jr., H. Scott Hamlin
Search and Discovery.com
... organic carbon (up to 6.3 percent), low manganese content, rare burrows, and common phosphatic nodules and pyrite framboids. Collectively...
2014
Monterey Formation Lithofacies: Linking a Complex Story of Deposition and Diagenesis to Help Unravel Stratigraphic Relationships, #51488 (2018).
Jon Schwalbach, Kevin Bohacs, Will Berelson
Search and Discovery.com
... chemistry) Systematic Variations in: » Rel. Volume » Morphology » Lateral distribution 17 Cross section Phosphatic Mudstone at Shell Beach...
2018