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The AAPG/Datapages Combined Publications Database
Showing 2,925 Results. Searched 196,121 documents.
Tectonostratigraphic Evidence for the Origin of the Gulf of Mexico
Emile A. Pessagno, Jr., Christopher Martin
AAPG Special Volumes
... chert and siliceous mudstone is controlled by diagenesis. However, it is also influenced by the method of extracting the microfossils from rock samples...
2003
Interpreting the nature of the Aulet and Adons diapirs from sedimentologic and stratigraphic analysis of flanking minibasin strata, Spanish Pyrenees, Catalunya, Spain
C. Evelyn Gannaway Dalton,, Katherine A. Giles, Josep Anton Muñoz, Mark G. Rowan
Journal of Sedimentary Research (SEPM)
..., and phosphatic matrix. In the following facies descriptions, only those characteristics which are diagnostic for depositional-setting interpretations...
2022
Outcrop Notes
F. G. Fox
CSPG Bulletin
... sandstones, carbonaceous shale, calcareous shale, brown shale, and a phosphatic limestone bed at the base. Pyrite nodules are common, marcasite nodules...
1954
REVIEW OF ORDOVICIAN SUBSURFACE STRATIGRAPHY OF NORTH ALABAMA
Jack T. Kidd, Charles W. Copeland
Alabama Geological Society
... phosphatic limestones. This top is equivalent to the top of the IIBlack River," a term used frequently by McGlamery (1955). The Stones River Group...
1971
Lithostratigraphy and Coccolith Stratigraphy of the Cretaceous-Tertiary Contact Exposed in the Brazos River of East Texas
Stefan Gartner, Ming-Jung Jiang
South Texas Geological Society Special Publications
... of muscovite mica, phosphatic fish teeth and bone fragments, and pyrite and marcasite nodules in North Central Texas (Smith and Pessagno, 1973). The Kincaid...
1984
Structure and Sedimentation of a Wolfcamp Bioherm — Adair Oil Field, West Texas Basin
Joseph A. Kornfeld
Tulsa Geological Society
... porosity. Later deposition of dark, impervious, phosphatic shales and lag gravels (Wolfcampian) formed an effective sealing material above and around...
1957
Surface and Subsurface Morphology of Two Small Areas of the Blake Plateau (1)
T. R. Stetson, Elazar Uchupi, J. D. Milliman
GCAGS Transactions
..., and consist of globigerina oozes and phosphatic globigerina ooze. These strata are truncated by the side slopes of the depression where phosphatic limestone...
1969
Permian Stratigraphy, Peace River Area, Northeast British Columbia
A. McGugan
CSPG Bulletin
... River area. Two units are developed in the Ishbel: an upper cherty unit referable to the Ranger Canyon Formation, and a lower phosphatic unit here...
1967
My Favorite Outcrop - Caney Shale Along the South Flank of the Arbuckle Mountains, Oklahoma
Richard Andrews
Oklahoma City Geological Society
..., fissile, brittle, and iron-stained (altered pyrite). Here, the shale remains competent and does not become sticky when wet. Phosphatic nodules ~ 1 inch...
2012
Glauconitic Phosphatic Sandstone and Oncolite Deposition at the Base of the Etivluk Group (Carboniferous) Picnic Creek Allochthon, North-Central Brooks Range, Alaska
Jerome P. Siok, Charles G. Mull
Pacific Section SEPM
...Glauconitic Phosphatic Sandstone and Oncolite Deposition at the Base of the Etivluk Group (Carboniferous) Picnic Creek Allochthon, North-Central...
1987
Storm Deposited Fish Debris in the Cretaceous Mowry Shale Near Vernal, Utah
Alvin D. Anderson, Bart J. Kowallis
Utah Geological Association
.... Teeth from Carcharias amonensis, a lamniform shark, are also present. Phosphatic pebbles (1-5 mm), which are likely teleost microcoprolites, are also...
2005
ABSTRACT: Variations in Vitrinite Reflectance with Organic Facies-Examples from Pennsylvanian Cyclothems of the Midcontinent, U.S.A.
Lloyd M. Wenger, Donald R. Baker
The Society for Organic Petrology (TSOP)
... of Geology and Geophysics, Rice University , Houston, Texas 77251 Two cores containing thin organic-rich phosphatic black shale members, the Excello...
1985
Gold, Silver, and Other Selected Trace Elements in the Phosphoria Formation of Western Wyoming
J. D. Love
Wyoming Geological Association
... members and tongues which are, from oldest to youngest (Sheldon, 1963, Figure 9): lower chert member, Meade Peak Phosphatic Shale Member, Rex Chert...
1984
Alpha Radioactivity of the Constituent Particles in Some Pelletal Phosphorites from Safaga and Other Localities in Egypt
Amin R. Gindy
Journal of Sedimentary Research (SEPM)
... crossed nicols) clear or zonally to patchily colored collophanite pellets have intermediate radioactivities. Non-phosphatic limestone or chert lithoclasts...
1978
Primary, Bedded, Structureless Phosphorite of the Khubsugul Basin, Mongolia
A. V. Ilyin, G. I. Ratnikova
Journal of Sedimentary Research (SEPM)
...), A phosphatic series of Upper Vendian (Proterozoic) to Lower Cambrian age occurs in the Khubsugul Basin, Mongolia. Unweathered, bedded, aphanitic, structureless...
1981
Abstract: Comparative Lithology of The Barnett Shale, Central Texas and Age-Equivalent Caney Shale in Southern Oklahoma; #90063 (2007)
Search and Discovery.com
2007
Abstract: High-resolution Core Studies of Wolfcamp/Leonard Basinal Facies, Southern Midland Basin, Texas, by Robert W. Baumgardner, Jr., H. Scott Hamlin, and Harry D. Rowe; #90190 (2014)
Search and Discovery.com
2014
Late Cretaceous Oil Shale Deposits in the Levant: Stratigraphy, Geobiology, and Source Rock Potential
Search and Discovery.com
N/A
Secular Variations in the Pelagic Realm
Alfred G. Fischer, Michael A. Arthur
Special Publications of SEPM
... of the calcareous microfossils has been biased by the selective dissolution of the more soluble species from the deeper marine and Roth 1975 and temporal...
1977
Abstract: Post-Pennsylvanian Geologic History of Southeastern United States--Economic Geology, by R. L. Bowen; #90978 (1975).
Search and Discovery.com
1975
Outcrop Notes
F. G. Fox
CSPG Bulletin
..., and probably disconformable. A few very small chert pebbles, and rare phosphatic nodules, mark the base. Fossils: Very rare, but a few have been found...
1954
Outcrop Notes
F. G. Fox
CSPG Bulletin
... and nodules are abundant. In the Banff area there is, about forty feet below the top of the formation, an eighteen inch bed of phosphatic rock...
1954
Permian and Triassic Sedimentation in the Northeastern Brooks Range - Abstract
R. Keith Crowder, N. Harun, E. Harris
Alaska Geological Society
.... This shallowing culminated in the development of a subaerial unconformity separating the Ivishak from phosphatic sandstone and shale of the lower Shublik...
1987
High resolution sequence stratigraphy and geochemistry of Triassic upwelling zone deposits, northern, Alaska: implications for paleoredox conditions and paleoceanography - Abstract
Landon N. Kelly, Michael T. Whalen
Alaska Geological Society
... redox conditions and marine upwelling. Heterogeneous phosphatic, cherty, and organic-rich facies of the Shublik, Otuk, and associated formations record...
2003
Phosphorites and Carboniferous Carbonate Platform Drowning, Lisburne Group, Central Brooks Range, Alaska - Abstract
Michael T. Whalen, Julie Dumoulin, Jeff J. Lukasik, Michelle M. Mcgee, Jesse G. White, Tonje D. Toendel
Alaska Geological Society
.... However, the lack of additional phosphatic or siliceous intervals and the low accumulation rates for sequence 5 carbonates implies that subsidence...
2005