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The AAPG/Datapages Combined Publications Database
Showing 432 Results. Searched 200,621 documents.
History of Tectonic Modeling and Implications for Depositional Architecture in the Gulf of Mexico: Where we should Go from Here
James Pindell
GCAGS Transactions
... seen early on as a consequence of Atlantic opening, plus or minus movements of the Yucatán and Chortis continental blocks. Van der Voo and French (1974...
2010
Field Guide to the Mesozoic-Cenozoic Convergent Margin of Northern California: Objectives and Geologic Overview
S. A. Graham, R. V. Ingersoll
Pacific Section of AAPG
...-slope discontinuity. TSB is trench-slope break. Foothill suture belt (Scheickert, this volume) shown by diagonal and wiggly lines. Plus and minus symbols...
1981
Flow Regimes and Solute/Energy Transport
Jeffrey S. Hanor
Special Publications of SEPM
... out plus or minus any fluid which is generated or consumed by In situ chemical reactions. Assumptions re arding the trans ort of dissolved salt Fi ure...
1988
Fluid Flow
Gerard Middleton, John B. Southard
Special Publications of SEPM
... flow (A) Pressure forces acting to deform the (schematic). Plus and minus signs indicate high and low interface. pressures, respectively, acting on each...
1984
Stratigraphy and Depositional History of the New Guinea Limestone Group, Lengguru, Irian Jaya
R. A. Brash, L. F. Henage, B. H. Harahap, D. T. Moffat, R. W. Tauer
Indonesian Petroleum Association
... metres along the rintis line, enabling the geologist to locate field data anywhere on the line to within plus or minus 10 metres. This relatively...
1991
Physical Extent, Thickness, and Quality of Water of the Principal Aquifers, Western Kane County, Utah
L. E. Spangler
Utah Geological Association
... is estimated to be no more than plus or minus 50 feet (15 m). Water-quality data from 44 wells and 51 springs in the principal aquifers were obtained...
1992
Chapter 10: Coal Resources for Part of the Wilcox Group (Paleocene through Eocene), Central Texas
Peter D. Warwick, Claire E. Aubourg, Stephen E. Suitt, Steven M. Podwysocki, Adam C. Schultz
AAPG Special Volumes
...) and 1:24,000-scale topographic maps. Only drill-hole records that have elevations within plus or minus 25 ft of the DEM were used for the approximately...
2011
Depositional Environments and Petrology of the Gilwood Member North of the Peace River Arch
B. A. Rottenfusser, T. A. Oliver
CSPG Bulletin
... carbon isotopic composition of Devonian limestones. The length of the line through the diagram points represents plus or minus the standard deviation...
1977
The Types and Role of Stepovers in Strike Slip Tectonics
ATilla Aydin, Amos Nur
Special Publications of SEPM
... of reactivation of dip slip faults as strike slip faults Arrows indicate direction of motion Barbs on down thrown side for normal faults Plus and minus...
1985
Sequence Stratigraphy and Biostratigraphy of Carboniferous-Permian Boundary Strata in Western Utah
Scott M. Ritter, Ty S. Robinson
Utah Geological Association
... particles produced by light-independent organisms (brachiopods, bryozoans, pelmatozoans, ostracodes, and siliceous sponges) plus or minus calcareous...
2009
Differentiation of Beach, Dune, and Aeolian Flat Environments by Size Analysis, Mustang Island, Texas
Curtis C. Mason, Robert L. Folk
Journal of Sedimentary Research (SEPM)
..., two-thirds of the analyses will fall within the range of the true value plus or minus one rms deviation (for example, if a sample with a true Mz...
1958
First Day Road Log - Glenwood Springs to McCoy and Return
N.W. Bass, T.R. Walker, L.A. Warner, H.F. Murray, J.W. Rold, J.L. Borden
Rocky Mountain Association of Geologists
... dipping east on east limb of Glen anticline. 157 plus or minus above Leaclville. Y 52.6 Jacque Mountain marking top of h4inturn formation forms...
1958
Devonian Stratigraphy, Sunwapta Pass Area, Alberta, Canada
John L. Severson
AAPG Bulletin
... this area. It is found to be 1900 feet thick, plus or minus 20 feet, in all sections measured. The lower 250 feet of the Palliser is composed of very sandy...
1950
Hatteras Deep-sea Fan
William J. Cleary, John R. Conolly
Journal of Sedimentary Research (SEPM)
... at five successive stages. We estimate our error is plus or minus six percent for 90 percent of the point count analyses. The reliability of feldspar...
1974
Triassic Stratigraphy, Peace River Area, Alberta and British Columbia, Canada
A. D. Hunt , J. D. Ratcliffe
AAPG Bulletin
... foothills and the Halfway and Sikanni Chief valleys and constitutes a thickness of plus or minus 2,500 feet. Only the lower gray, calcareous, fine...
1959
The Chemical Discrimination of Clastic Sedimentary Components
Scott Argast, Thomas W. Donnelly
Journal of Sedimentary Research (SEPM)
... a bulk consisting originally of phyllosilicates, quartz, and plagioclase feldspar, plus or minus rock fragments. The absence of K-feldspar...
1987
Summary of the Geology of the Southern Rocky Mountains of Canada: A Review of the Structure and the Palaeozoic Stratigraphy of the Canadian Rocky Mountains between Latitudes 49° 30′ and 52° 30′
F. K. North, G. G. L. Henderson
CSPG Special Publications
... of the St. Piran quartzite, totalling 1350 feet, plus or minus a few feet; Walcott’s figure for the same sequence, on the same mountain, was 2868 feet...
1954
OLIGO-MIOCENE VARIABILITY IN CARBONATE PRODUCERS AND PLATFORMS OF THE CORAL TRIANGLE BIODIVERSITY HOTSPOT: HABITAT MOSAICS AND MARINE BIODIVERSITY
MOYRA E. J. WILSON
PALAIOS
...-photic platform areas, coral barrier reefs or patch reefs, plus minus sand cay, sand apron and island development, of which all of the latter may...
2015
The By-Passing and Discontinuous Deposition of Sedimentary Materials
J. E. Eaton
AAPG Bulletin
... of deposition is equal to End_Page 725------------------------------ the amount of subsidence, plus or minus the difference in sea level and in the horizon...
1929
Mexia-Talco Fault Line in Hopkins and Delta Counties, Texas
Dilworth S. Hager , Claude M. Burnett
AAPG Bulletin
.... Here, 300 feet, plus or minus, of throw was used in contouring the Pecan Gap map. GOODLAND Maps orignally contoured on the Sulphur Bluff field were...
1960
Transactions of the West Texas Geological Society’s Symposium Economics and the Petroleum Geologist Midland, Texas
G. R. Gaige
West Texas Geological Society
... by the risk or weight on that branch. The resulting number will be either a plus or minus or, rarely, zero. If it is plus you are making money...
1966
Geology of West-Central Colorado - Three-Day Field Trip - Denver, Leadville, Glenwood Springs, Grand Junction, via U.S. Highways 6,24 and 40, and Colorado Highways 91,329,340,301,131 and 84
Trip Leader - S.W. Lohman, Co-Leaders: N. Wood Bass, John R. Donnell, Ogden Tweto, Theodore R. Walker, Robert G. Young
Rocky Mountain Association of Geologists
... feet plus or minus above highway. Above a unit of thin-bedded shale and dolomite, extending about 40 feet above highway, north side of road, the thick...
1960
Biological Remediation of Environmentally Contaminated Water
Ian Lerche, Walter Glaesser, Gerhard Strauch
Environmental Geosciences (DEG)
... as in the previous example, one anticipates that the curves for kL/v at the mean and at plus and minus one standard error should be more tightly grouped...
2002
A STUDY OF THE CENTRAL PART OF THE INDEPENDENCE MINING DISTRICT, PARK AND SWEET GRASS COUNTIES, MONTANA
Phillip R. Moyle, Alan R. Buehler
Montana Geological Society
... and the mean plus and minus two standard deviations, 58,188 and 55,808 gammas, respectively (Table 1). Several areas of magnetic highs and lows...
1989
Side-Scan Sonar and Seismic Reflection Evidence of Volcanic Reactivation Within the Line Island Seamount Chain
B.H. Keating
Circum Pacific Council Publications
... and Mammerickx andothers, 1976;GEBCO, 1985). Winterer (1976) suggested cross-trend seamounts transect the Line Islands chain at 1416°N, 9-10° N and plus...
1996