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The AAPG/Datapages Combined Publications Database
Showing 3,040 Results. Searched 200,630 documents.
Slope Stability Evaluation by Geological Strength Index (GSI) on Selected Slopes of the Crocker Formation, Sabah, Malaysia
Lee Kiun You, Ismail Abd Rahim
Geological Society of Malaysia (GSM)
... Hoek-Brown criterion. Laboratory study includes point load test and dry density test (ISRM, 2007). Intact rock parameter (mi) for siltstone and shale...
2017
Synopsis of Geology of Ethiopia, #70215 (2016).
Bill St. John
Search and Discovery.com
... for Cimmeria, Gondwana remained intact with marine incursion beginning between what is now the East African and West Indian coasts. Pre-breakup...
2016
DISTAL VOLCANIC ASH DEPOSITION AS A CAUSE FOR MASS KILLS OF MARINE INVERTEBRATES DURING THE MIOCENE IN NORTHERN PATAGONIA, ARGENTINA
EVIN P. MAGUIRE, RODNEY M. FELDMANN, SILVIO CASADÍO, CARRIE E. SCHWEITZER
PALAIOS
... intact. Chemical analysis through electron dispersive spectroscopy (EDS) revealed high concentrations of phosphorous which strongly tracked calcium...
2016
Relation Between Extensional Geometry of the Northern Grant Range and Oil Occurrences in Railroad Valley, East-Central Nevada
Karen Lund , L. Sue Beard , W. J. Perry, Jr.
AAPG Bulletin
... in the Chainman Shale and Joana Limestone. The east-tilted blocks are remarkably intact, and there is little internal brecciation. Rocks of the middle...
1993
Structural Geology and Petroleum Potential of Long Valley, White Pine County, Nevada
Alfred H. Pekarek
Rocky Mountain Association of Geologists
... intact especially where Chainman and younger Paleozoic rdcks are still present and acted as a seal prior to Tertiary burial. The Long Valley Tertiary...
1988
An oil and gas resource reassessment of the Bonaparte Basin, northwest shelf of Australia
Wang Zhixin, Zhu Guanghui, Pang Lin’an, Tang Wenlian
CSPG Bulletin
... region, Timor Sea: Prediction of fault seal failure. Australian Petroleum Production and Exploration Association Journal, v. 40, p. 151–174. Charpentier...
2012
Biogeochemistry and Origin of a Phosphoritized Coprolite from Anoxic Sediment of the Santa Barbara Basin
Arndt Schimmelmann , Jeffrey D. Schuffert , M. Indira Venkatesan , Jim Leather , Carina B. Lange , Gleb N. Baturin , Alain Simon
Journal of Sedimentary Research (SEPM)
... cannot s rvive the dredging process physically intact, especially if they resemble the poorly consolidated phosphatic laminae recovered in box cores...
1994
Petroleum Potential of Kalachitta-Margala Hills Range and Adjoining Pesawar-Hazara Basin, Pakistan, #10400 (2012)
Muhammad Iqbal, Tariq Baig, Moin Raza Khan
Search and Discovery.com
... potential source, reservoir and seal rocks exist. Anticlinal structures are possible traps. Oil seepages at Golra and a recent one from shallow...
2012
Field Trip Guidebook: Boquillas Formation (Eagle Ford) and Associated Strata in Road Cuts along U.S. Highway 90, Northwest of Del Rio, Texas
Barry Wawak, Thomas Gentzis
The Society for Organic Petrology (TSOP)
... depressed in this area, and is informally known as the Sabinal embayment. In the Sabinal city well, the top of the Edwards is 920’ subsurface...
2016
Movements of Bottom Soils in the Mississippi Delta Offshore
R. G. Bea, H. A. Bernard
New Orleans Geological Society
... into two major parts: the delta top or deltaic plain, and the delta front. The delta top generally lies in water depths of less than 20 feet...
1973
Notes on Monterey Rocks Near Santa Maria, California
Kenneth A. Pisciotto
Pacific Section of AAPG
... top, and; 3) an upper siliceous facies that includes chert, porcelanite, siliceous mudrocks, and diatomite. Figure 3 illustrates the suggested...
1981
Pleistocene Marginal Marine Sediments Near Mouth of Mad River, Humboldt County, California
Erik W. Harvey, Eileen M. Weppner
Pacific Section of AAPG
... at the top. Figure 2. Generalized stratigraphic column for the Mouth of Mad unit. Nearshore Sand The lowest facies (Fig. 2) is a well-sorted, subangular...
1992
Franciscan Complex Rocks on Cedros Island, Baja California Sur, Mexico: Radiolarian Biostratigraphic Ages from a Chert Melange Block and Petrographic Observations on Metasandstone
David L. Kimbrough
Pacific Section SEPM
... to Toarcian) at the base of the sequence, and an Early Cretaceous age (Hauteruvian to Barremian) at the top. As much as 80 million years of open ocean...
1989
Upper Cretaceous Shannon Sandstone: An Offshore, Shallow-Marine Sand Body
Darwin R. Spearing
Wyoming Geological Association
...). Line A-B is cross section, Fig. 7 (Asquith, 1974). The Shannon is situated at the top of a progradational shelf sequence composed mainly of offshore mud...
1976
The Devonian-Mississippian Boundary in the Alberta Rocky Mountains: Carbniferous
P. Harker , D. J. McLaren
AAPG Special Volumes
... below the top of the Palliser, beneath beds containing a typical Costigan member fauna. In the Wapiti Lake area the black shale is absent at South...
1958
Runoff Microdeltas: A Potential Emergence Indicator in Cross-Bedded Sandstones
R. W. Dalrymple
Journal of Sedimentary Research (SEPM)
... on the delta top (Figs. 3A and 4A). After one tidal cycle, two of the sites were situated in bed-form troughs where standing water prevented further study...
1984
Environmental Variation in Living and Total Populations of Holocene Foraminifera and Ostracoda, Coastal Mississippi, U.S.A.: GEOLOGIC NOTES
Paul R. Krutak
AAPG Bulletin
... found disarticulated, or on whole carapaces when encountered intact. Foraminiferal counts are based on whole tests. The values obtained at each...
1975
Impact Origin of the Newporte Structure, Williston Basin, North Dakota
Nels F. Forsman , Timothy R. Gerlach , Neil L. Anderson
AAPG Bulletin
... to generate two isopach maps covering the intervals between key reflectors (Figures 6, 7). The structure at the top of seismic basement was constructed...
1996
Outer Shelf and Shelf Crest: Guide to the Permian Reef Geology Trail, McKittrick Canyon, Guadalupe Mountains National Park, West Texas
C. Kerans and P.M. Harris
Search and Discovery.com
... lmina ~Mzzia), sponges, crinoids, and rare foraminifers. including ihe fusulinid Rcichelim (fig. 36b). One bedding wrfacc displaying largely intact...
1993
Effects of Large Impacts on Crustal Structure and Basin Evolution: Example of the 65.5 Ma Chicxulub Impact Crater, #40601 (2010)
Sean P. Gulick
Search and Discovery.com
..., intact blocks into the crater center; the blocks arrive prior to the final outward collapse of the central uplift and are emplaced partly beneath...
2010
Revisiting the Upper Cretaceous Niobrara Petroleum System in the Rocky Mountain Region, #51635 (2020).
Mark W. Longman, Barbara A. Luneau,
Search and Discovery.com
... WEST C’ EAST ~280 Miles A Marl A Chalk Datum: Top Niobrara A Marl Fort Hays Conclusion: We could correlate the chalk benches across a few...
2020
Stratigraphy of the Middle Devonian Keg River and Prairie Evaporite formations, northeast Alberta, Canada
Michael B. Rogers
CSPG Bulletin
... Barrier and allowed mesohaline brine to flood back across the basin. Continuing sea-level rise allowed reef growth to re-establish on top of the barrier...
2017
TAPHONOMY OF EXTANT DESERT TORTOISE (GOPHERUS AGASSIZII) AND LOGGERHEAD SEA TURTLE (CARETTA CARETTA) NESTING SITES: IMPLICATIONS FOR INTERPRETING THE FOSSIL RECORD
FRANKIE D. JACKSON, DAVID J. VARRICCHIO, ROBERT A. JACKSON, ANDREW D. WALDE, GALE A. BISHOP
PALAIOS
... of the eight nests yielded intact, failed eggs; however, 2/3 of an egg was present in Nest 6, which may represent a failed and possibly cracked egg. Three...
2015
High-resolution sequence-stratigraphic correlation between shallow-marine and terrestrial strata: Examples from the Sunnyside Member of the Cretaceous Blackhawk Formation, Book Cliffs, eastern Utah
Roy Davies, John Howell, Ron Boyd, Stephen Flint, Claus Diessel
AAPG Bulletin
... in preparation for microscopic analysis in incident light. Those too brittle to be kept intact (approximately 40%) were crushed to a top size of 2 mm...
2006
Bearpaw Shale and Contiguous Formations in Lethbridge Area, Alberta
Theodore A. Link , A. J. Childerhose
AAPG Bulletin
... feet, and consists primarily of one unbroken sequence of coarse, massive, greenish sandstone which weathers buff, with an Ostrea coquina near the top...
1931