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The AAPG/Datapages Combined Publications Database
Showing 568 Results. Searched 200,357 documents.
A chronostratigraphic framework for the Upper Jurassic Morrison Formation, western U.S.A.
Susannah C.R. Maidment, Adrian Muxworthy
Journal of Sedimentary Research (SEPM)
... Geology, v. 23, p. 16– 20. Ludwig, K.R., 1991, ISOPLOT for MS-DOS, a plotting and regression program for radiogenic-isotope data, for IBM-PC compatible...
2019
Regional Diagenetic Trends and Uranium Mineralization in the Morrison Formation Across the Grants Uranium Region
Paula L. Hansley
AAPG Special Volumes
...: New Mexico Bureau of Mines and Mineral Resources Memoir 38, p. 75-85. Ludwig, K. R., K. R. Simmons, and J. D. Webster, 1984, U-Pb isotope...
1986
Formation of Southwest Pacific Island Arc-Trench and Mountain Systems: Plate or Global-Vertical Tectonics?
Wolfgang Krebs
AAPG Bulletin
.... America Bull., v. 83, p. 2475-2496. Ludwig, W. J., J. I. Ewing, M. Ewing, S. Murauchi, N. Den, S. Asano, H. Hotta, M. Hayakawa, T. Asanuma, K...
1975
A Bibliography and Brief History of Indonesia Geology Literature
J.T. (Han) van Gorsel
Indonesian Petroleum Association
... structures: look compressional, not wrench-controlled. C. Sumatra Pungut and Tandun oil fields do have indications of wrenching) Ludwig, O. (1933...
2009
Characteristics of Oil Provinces: A Study for Students
F. K. North
CSPG Bulletin
... province, Appendix 1 in Ludwig, W. J., et al., Seismic Refraction in the Magellan Straits: Jour. Geophys. Res., v. 70, p. 1865-1868. Hedberg, H. D., 1964...
1971
The critical role of recycling of post-Grenvillian, Neoproterozoic sediments for Phanerozoic Laurentian clastic systems: evidence from detrital-zircon and -monazite geochronology and textures
David P. Moecher, Steven C. Zotto, Scott D. Samson
Journal of Sedimentary Research (SEPM)
... during metamorphism and deformation of metapelites: Geochimica et Cosmochimica Acta, v. 59, p. 2513– 2526. Ludwig, K.R., 2009, IsoPlot 4.1...
2023
Seismic Refraction Measurements in the Summit Basins of the New Hebrides Arc
Mark L. Holmes
Circum Pacific Council Publications
..., S., Ludwig, T . , Kubotera, W . , Den, A., and N . , Hotta, H . , Asanuma, Hagiwara, K., T., 1973, Seismic refraction measurements on the Ontong...
1988
The Western Canadian Continental Margin
R. L. Chase, D. L. Tiffin, J. W. Murray
CSPG Special Publications
...; Northeast Pacific structure: in The Sea, Maxwell, A. E. (ed), v. 4, pt. II, p. 133-190. Ewing, J., Ewing, M., Aiken, T., and Ludwig, W. J., 1968: North...
1975
Detrital Zircon Geochronology of Pennsylvanian-Permian Strata in Colorado: Evidence for Appalachian-Derived Sediment and Implications for the Timing of Ancestral Rocky Mountains Uplift
Kajal Nair, Christopher Holm-Denoma, John Singleton, Sven Egenhoff
Rocky Mountain Association of Geologists
... and Miller, 1993) and Plešovice (337 Ma, Sláma et al., 2008). Reduced data were compiled into probability density plots using Isoplot 4.15 (Ludwig, 2012...
2018
Evolution of the Cenozoic landscape in the western San Juan Mountains
David A. Gonzales, Zachary A. Tomlinson, Stephen P. Cumella
Rocky Mountain Association of Geologists
..., v. 71, no. 3, p. 571–588, https://doi.org/10.2113/gsecongeo.71.3.571. Ludwig, K.R., 2008, Isoplot 3.6: Berkeley Geochronology Center Special...
2021
Age significance of nC17/Pr ratios in forensic investigations of refined product and crude oil releases
Richard W. Hurst, Gene W. Schmidt
Environmental Geosciences (DEG)
... analyses were performed using ISOPLOT, a program developed by the U.S. Geological Survey (Brooks et al., 1972; Ludwig, 1983) that accounts...
2005
Formation of Marginal Seas in Southeast Asia by Rifting of the Chinese and Australian Continental Margins and Implications for the Borneo Region
Charles S. Hutchison
Geological Society of Malaysia (GSM)
... been carried out by Ludwig et al. (1979) who conclude that the region is of continental crust characterized by graben-and-horst blocks. Quaternary...
1986
Trace fossils in a Lower Palaeozoic submarine canyon sequencethe Siegas Formation of northwestern New Brunswick, Canada
R. K. Pickerill
Atlantic Geology
..., P. 1956. Belorhccphe hoohi (Ludwig 1869), eine Wurmspur im europaischen Karbon. Geologische Jahrbuch, 71, pp. 299-330. MIDDLETON, G.V. and BOUMA...
1981
Grain-Size Components As Markers of Origin and Depositional Processes In the Coastal Zone of the Golfe Du Lion (Mediterranean Sea, France)
J. Paul Barusseau, Raphaël Braud
Journal of Sedimentary Research (SEPM)
... Orientales): Géomorphologie: Relief, Processus, Environnement, v. 1, p. 79– 88. Serrat, P., Ludwig, W., Navarro, B., and Blazi, J.L., 2001, Variabilité...
2014
Late Ordovician-Early Silurian Trace Fossils From The Matapedia Group, Tobique River, Western New Brunswick, Canada
R. K. Pickerill, L. R. Fyffe, W. H. Forbes
Atlantic Geology
... to Holocene. Fillion and Pickerill (in press) regard C. kochi Ludwig, 1869 and C. serpens Webby, 1970 as junior synonyms of C. anguineus, a view which...
1987
Comparison of 226Ra/238U and 228Th/228Ra Disequilibrium With Weathering Indices In Beach Sand Sediments From Greece
Argyrios Papadopoulos, Antonios Koroneos, Georgios Christofides, Stylianos Stoulos
Journal of Sedimentary Research (SEPM)
..., p. 331– 333. Kokkinakis, A., 1977, Das Intrusivgebiet des Symvolon–Gebierges und von Kavala in Ostmakedonien, Griechenland [Ph.D. Thesis]: Ludwig...
2016
Introduction to Fractals
Roy E. Plotnick
Special Publications of SEPM
... to a number of statistics that have long been used in ecology (Ludwig and Reynolds, 1988). From this relationship, and by examining the lacuria.rity curves...
1995
Bud feeding in the fossil record: a case study of leaf compressions from the Eocene Geiseltal Fossil Site, Germany
Rebecca N. Dekoster, Lutz Kunzmann, Carola Kunzmann, Victoria E. McCoy
PALAIOS
... and selective pressures affecting the diversity of mature forms seen in modern plants. ACKNOWLEDGMENTS We thank Ludwig Ludhardt (curator) and Catrin Puffert...
2025
Chapter 17: A Review of the Lignite Resources of Arkansas
Paul C. Hackley, Jason C. Willett, Peter D. Warwick, Sarah J. Law, Douglas J. Nichols
AAPG Special Volumes
... Annual Report, v. 21, part 2, p. 313–329. Terry, J. E., C. T. Bryant, A. H. Ludwig, and J. E. Reed, 1979, Water resources appraisal of the south Arkansas...
2011
Glacial Geology of the Southern Uinta Mountains
Benjamin J.C. Laabs, Eric C. Carson
Utah Geological Association
... and paleoclimate, northeastern Utah: Middlebury, Vermont, Middlebury College, senior thesis, 55 p. Sharp, W.D., Ludwig, K.R., Chadwick, O.A., Amundson, R...
2005
Natural Gas in Interior Highlands of Arkansas
Carey Croneis
AAPG Special Volumes
.... The field is on the Ludwig anticline, an asymmetrical structure whose north flank has an average dip of about 6°, and whose south limb has a dip of about 3...
1935
Disseminated Oil in Pleistocene Water Sands of Corpus Christi Area, Texas
W. Armstrong Price
AAPG Bulletin
...), pp. 464-78 (see p. 474). Idem, Geology of Salt Dome Oil Fields, Amer. Assoc. Petrol. Geol. (1926), pp. 437-50. Ludwig A. Thiele, "The Oil in Natural...
1932
Sedimentary and Geochemical Systems in Transitional Marine Sediments in the Northeastern Gulf of Mexico
Wayne C. Isphording , John A. Stringfellow , George C. Flowers
GCAGS Transactions
...). Sedimentation rates have also been calculated; however, agreement is lacking and the values offered range from 250 mm/1,000 years (Ludwig) to 1220...
1985
Geology and Bitumens of the Dead Sea Area, Palestine and Transjordan
Frederick G. Clapp
AAPG Bulletin
... image in GIF format. Fig. 10. [Grey Scale] Rock salt on Jebel Usdum, Palestine. FOOTNOTE 47. Noted by Ludwig Salvator, in "Jebel Usdum," Mitt. d. k...
1936
Cretaceous-Tertiary Stratigraphy and Tectonics in Northern West Greenland: Chapter 61: Arctic Regions
A. Rosenkrantz , T. C. R. Pulvertaft
AAPG Special Volumes
.... L.], 1910, Karl Ludwig Gieseckes mineralogisches Reisejournal uber Gronland, 1806-1813: Medd. om Gronland, v. 35, 532 p. Girdler, R. W., 1965...
1969