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The AAPG/Datapages Combined Publications Database
Showing 3,548 Results. Searched 196,763 documents.
Provenance and Depositional Setting of Paleozoic Chert and Argillite, Sierra Nevada, California
Gary H. Girty , Dale L. Ridge , Charles Knaack , Diane Johnson , Ruwaina K. Al-Riyami
Journal of Sedimentary Research (SEPM)
... are classified as Group II samples. The Al2O3/TiO2 ratios of Group II specimens suggest derivation from mafic rock. Mean Th/Sc and Th/U values, as well...
1996
Significance of Aragonite Cements Around Cretaceous Marine Methane Seeps
Martine M. Savard , Benoit Beauchamp , Jan Veizer
Journal of Sedimentary Research (SEPM)
...-Nankai project: Earth and Planetary Science Letters, v. 109, p. 383-390. GIVEN, R.K., AND LOHMANN, K.C, 1985, Derivation of the original isotopic...
1996
Late Quaternary Turbidite Emplacement on the Horseshoe Abyssal Plain (Iberian Margin)
Susana M. Lebreiro , I. Nicholas McCave , Philip P. E. Weaver
Journal of Sedimentary Research (SEPM)
...., 1989, Uranium relocation and derivation of quasi-isochrons for a turbidite/pelagic sequence in the northeast Atlantic: Geochimica et Cosmochimica Acta...
1997
Petrographic Analysis of Bird Spring Group (Carboniferous-Permian) Near Lee Canyon, Clark County, Nevada
Mark Rich
AAPG Bulletin
... that the intraclasts and a great many coated and filled fossils were probably of local derivation from a site of dark ooze accumulation. In addition, many...
1963
Fabric Development in Proterozoic Bedded Chert, Penganga Group, Adilabad, India: Sedimentologic Implications
Joydip Mukhopadhyay , Asru K. Chaudhuri , S.K. Chanda
Journal of Sedimentary Research (SEPM)
..., however, still remains unresolved (Siever 1992). The silica constituting some Precambrian cherts is suspected to be of organic derivation (La Berge...
1999
Distribution of Diagenetic Alterations in Fluvial, Deltaic, and Shallow Marine Sandstones Within a Sequence Stratigraphic Framework: Evidence from the Mullaghmore Formation (Carboniferous), Nw Ireland
J. Marcelo Ketzer, S. Morad, Richard Evans,, I.S. Al-Aasm
Journal of Sedimentary Research (SEPM)
...). At these temperatures, it is likely that the 13CPDB values of calcite II (-5.8‰ to -3.7‰) reflect carbon derivation from the thermal decarboxylation of organic...
2002
A Review and Synthesis of Glendonites (Pseudomorphs after Ikaite) with New Data: Assessing Applicability as Recorders of Ancient Coldwater Conditions
Bruce W. Selleck, Paul F. Carr, Brian G. Jones
Journal of Sedimentary Research (SEPM)
... seawater; carbon signatures are usually strongly negative relative to normal marine carbonate, consistent with derivation of carbonate from methane...
2007
Capillary Pressures in Stratigraphic Traps
Robert R. Berg
AAPG Bulletin
.... A notable exception is the derivation by Hobson (1954, p. 73) of an equation for the height of oil necessary for secondary migration. Although he gave...
1975
Geohistory Analysis--Application of Micropaleontology in Exploration Geology
J. E. Van Hinte
AAPG Bulletin
... developed and have been used in our work since 1970. Construction The mathematical derivation of the sediment accumulation and subsidence rates is given...
1978
Petrofacies and Provenance of Late Mesozoic Forearc Basin, Northern and Central California
Raymond V. Ingersoll
AAPG Bulletin
... Santonian), and differ from them in having higher M and lower Lv/L owing to their derivation in large part from metamorphic terranes in the southern...
1983
The Lower Cretaceous Chinkeh Formation: A Frontier-Type Play in the Liard Basin of Western Canada (1)
DALE A. LECKIE , DANIEL J. POTOCKI , and KEES VISSER
AAPG Bulletin
..., and rutile), suggest derivation from several possible sources including underlying Paleozoic carbonate and clastic strata, older (possibly recycled...
1991
Geopressuring Mechanism of Organic Matter Cracking: Numerical Modeling
Xiaorong Luo , Guy Vasseur
AAPG Bulletin
... and of hydrocarbon, respectively; qw, qb, and qm are the source terms of water, hydrocarbon, and solid materials, respectively. The derivation...
1996
Controls on hydrocarbon properties in a Paleozoic petroleum system in Saudi Arabia: Exploration and development implications
Khaled R. Arouri, Pierre J. Van Laer, Mark H. Prudden, Peter D. Jenden, William J. Carrigan, Adnan A. Al-Hajji
AAPG Bulletin
... variations but have common features that agree with derivation from a common source rock (presumably the Qusaiba shale) having slightly variable clay...
2010
Models for guiding and ranking well-to-well correlations of channel bodies in fluvial reservoirs
Luca Colombera, Nigel P. Mountney, Fabrizio Felletti, and William D. McCaffrey
AAPG Bulletin
... correlations of fluvial channel bodies are based on the derivation of an expected value of width for each individual channel element by using relationships...
2014
A revised method for organic porosity estimation in shale reservoirs using Rock-Eval data: Example from Duvernay Formation in the Western Canada Sedimentary Basin
Zhuoheng Chen, and Chunqing Jiang
AAPG Bulletin
... for using this relationship (equation 1) to calculate transformation ratio: (1) this equation is based on a mass balance method (see Appendix 1 for derivation...
2016
In situ stress state in the petroliferous Barmer Basin, northwestern India: A new geomechanical approach
Premanand Mishra, G. Karthikeyan, Sabyasachi Dash, Shubhodip Konar, Ajoy K. Bora, Utpalendu Kuila, Dilip K. Mukhopadhyay, and Mark D. Zoback
AAPG Bulletin
... this approach because it is originally assumed to be negligible in equation 9 (Barton et al., 1988). A detailed derivation of the above equations can...
2023
Correlation of Rock Units in the Central and Western Solomon Islands
K. S. Pound
Circum Pacific Council Publications
... that was constructed since the late Miocene. The unusual composition of the New Georgia volcanic rocks probably is related to their derivation from...
1986
Advanced CO2 Storage Capacity Estimation with EASiTool V.5
Zhicheng W. Wang, Seyyed Hosseini
Carbon Capture, Utilization and Storage (CCUS)
... period. Ganjdanesh and Hosseini (2018) explained the derivation of final normalized pressure distribution under both open and closed boundary conditions...
2024
Numerical Simulation of Thermal Stress on Entrapped Pressure of Deepwater and Further Research on Anti-Thermal-Stress Casing Tools
Changbin Kan, Jin Yang, Xiaocong Yu, Wei Meng, Nanding Hu, Bo Zhou, Bailing Zhang, Zhiqiang Hu
Africa Energy and Technology Conference, 2016
... for the entrapped casing space are made in order to simplify the theoretical derivation: ①The produced liquid is produced from the tubing/testing string...
2016
An Analysis of Basin Asymmetry in the Klang Basin, Selangor
R. P. C. Morgan
Geological Society of Malaysia (GSM)
...___________ LI 2~ILES ~I 14\6SI\P Fig. 2. Directions of asymmetry in fourth order basins located within the Klang basin. Inset shows the derivation...
1970
THE SUB-CRETACEOUS UNCONFORMITY IN PARTS OF THE NORTHERN WILLISTON BASIN
L. L. PRICE
Williston Basin Symposium
... in the extreme variability of the basal Cretaceous sand and clay bodies. This derivation of many basal Cretaceous sands from similar local pre-existing...
1964
Evaluation of Multi-Gas Transport Behavior in Shales Through a Universal Model
Mingjun Chen, Jiang Liu, Yili Kang, Ying Li, Jiajia Bai, Liang Tao
Unconventional Resources Technology Conference (URTEC)
... (1-α) is the proportion of viscous flow in in bulk gas transport flux. In addition, since the derivation of Eq. (6) shows that it has already...
2019
The Pre-Cambrian of the Lake Superior Region, the Baraboo District, and Other Isolated Areas in the Upper Mississippi Valley
Andrew Leith
Kansas Geological Society
..., the pebbles in the Dake suggest derivation from the Freedom Formation (the jasper pebbles), from the Baraboo quartzite (the purple quartzite pebbles...
1935
Slope Control on Submarine Channel Widths
Dave Waltham
Journal of Sedimentary Research (SEPM)
..., the advantage of the above derivation is that the friction coefficient can now be found from directly observable quantities (e.g., the channel-floor...
2008
L. Van Bendegom: A Neglected Innovator in Meander Studies
J. R. L. Allen
Dallas Geological Society
... no derivation is given. Since Engelund took tan α as a constant for the purpose of his experiments, eqs. (15) and (16) describing the form of the bar include...
1977