Click to minimize content

Welcome to the new Datapages Archives

Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.

AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.

Click to maximize content

Welcome to the new Datapages Archives

Search Results   > New Search > Revise Search

The AAPG/Datapages Combined Publications Database

Showing 7,671 Results. Searched 200,616 documents.

< Previous   27   28   29   30   31   Next >

Ascending

Freboldiceras from the Grand Rapids Formation of North-Central Alberta.

C. R. Stelck, J. W. Kramers

CSPG Bulletin

... but rounding to give suggestion of a slight shoulder before a broadly rounded venter. Umbilicus about one-quarter of diameter, wall steeply inclined...

1980

Size Frequency Distributions of Sediments

W. C. Krumbein

Journal of Sedimentary Research (SEPM)

..., on the other hand, the mode is considered as falling exactly on one of the class limits. Here the modal group is split equally between two sieves...

1934

Burial Diagenesis and Reservoir Development in the North Haynesville (Smackover) Field, Louisiana

Wayne M. Ahr , H. Ben Hull

GCAGS Transactions

... burial. Equally important is the fact that there have been several episodes of pore-altering diagenesis in the Smackover, some early and at the surface...

1983

Factors Governing Estimation of Recoverable Oil Reserves in Sand Fields

O. L. Brace

AAPG Bulletin

... to permit extended discussion. The instance cited may be an isolated one and have little bearing on general conditions. The writer is inclined to think...

1934

Hydrodynamic Flow in the Lower Cretaceous Muddy Formation, Northeast Powder River Basin, Wyoming and Montana

R. R. Berg, G. M. Larberg, L. D. Recker

Wyoming Geological Association

... the oil column that can be trapped by capillary pressures. Downdip flow is equally effective at Gas Draw field (Lin, 1981). The capillary oil column...

1985

Sanaga Sud Field, Offshore Cameroon, West Africa: Chapter 14

Robert J. Pauken

AAPG Special Volumes

... 14 shows a well-calibrated seismic-based eastwest cross section that depicts strata inclined counter to the primary depositional dip. Dipmeter logs...

1992

Vertebrate trackways in the Parrsboro Formation (upper Carboniferous) at Rams Head, Cumberland County, Nova Scotia

David J. Mossman, Robert G. Grantham

Atlantic Geology

... 90 cm. Dimensions: The footprints o f trackway #1 are not equally well-impressed. Those on the left hand side o f the trackway are much less clearly...

1999

Reflections on the Interpretation of Heavy Mineral Analyses

Tj. H. Van Andel

Journal of Sedimentary Research (SEPM)

... End_Page 154------------------------ can be explained equally well as the result of mixing of sediments from various sources (van Andel, 1952...

1959

Permeability Anisotropy Effect in Reservoir Characterization: New Rock Typing Approach

Dedy Irawan, Falza Izza Wihdany, Kharisma Idea

Indonesian Petroleum Association

... is an inclined plane in case of vertical permeability and horizontal permeability of 90o also play a role in delivering fluid. INTRODUCTION The precipitation...

2019

Correlation Efficiency as a Tool to Better Determine Depositional Subenvironments in Submarine Fans

Arnold H. Bouma , Michael B. DeVries ,, Timothy W. Cook

GCAGS Transactions

.... A channel fill usually is identified as being massive, bedded with or without any vertical sequence trend, horizontally layered or inclined, thick or thin...

1993

Petrology and Source of Sediments in the Narragansett Basin of Rhode Island and Massachusetts

Kenneth M. Towe

Journal of Sedimentary Research (SEPM)

... fragments are commonly inclined to that plane. No plant fossils were found directly associated with cross-stratification. The significance...

1959

Older Rocks of Van Horn Region, Texas

Philip B. King

AAPG Bulletin

... of Carrizo Mountain schist in the conglomerate,(FOOTNOTE 16) but has seen none since, and is now inclined to doubt that they exist. Passing upward...

1940

Mechanical Analysis and Heavy Minerals, Morrison and Cloverly Formations, Southern Big Horn Mountains, Wyoming

Arthur Mirsky

Journal of Sedimentary Research (SEPM)

... or slightly inclined. No figure is obtainable. The mineral appears to be an alteration product. Results of Heavy-Mineral Study A series of histograms...

1961

Wind River Basin, Central Wyoming

R. Randy Ray, W.R. Keefer

Rocky Mountain Association of Geologists

... is particularly noticeable. The deltaic facies are represented by a series of high amplitude, inclined reflections which prograde basinward...

1985

Developments in Appalachian Area During 1940

Appalachian Geological Society

AAPG Bulletin

... attempts to set wedges and raise th inclination of the hole to horizontal were made in several inclined holes, but none was successful...

1941

Some Deductions on the Temporal Significance of Laminae Deposited by Current Action In Clastic Rocks

Alan V. Jopling

Journal of Sedimentary Research (SEPM)

... of a few seconds. This line of reasoning is elaborated below. Because lamina thickness is equally as important as transport rate when it comes...

1966

Outline of Chinese Geology

J. Marvin Weller

AAPG Bulletin

... been equally important during the Paleozoic era but comparatively little is known about the sediments which it contains. It is roughly comparable...

1944

Some Early Recollections of Geology at the University of Malaya: I, Singapore Days

Charles S. Hutchison

Geological Society of Malaysia (GSM)

... and change a tyre for him, for he was also not mechanically inclined. HUTCHISON would be the most appropriate term for the Johore rocks and I also brought...

1999

Morphology and Origin of Ripple-Drift Cross-Lamination, with Examples from the Pleistocene of Massachusetts

Alan V. Jopling, Roger G. Walker

Journal of Sedimentary Research (SEPM)

... streak steeply inclined to the right). With increasing asymmetry of the ripples, the sinusoidal ripple lamination passes upward into type B ripple...

1968

Normal Fault Structures and Others

Bailey Willis

AAPG Bulletin

... and progresses upward, dividing the layer into rhomboidal blocks. Theoretically we might expect them to be equally spaced, but that is assuming a homogeneous...

1946

Coordination of Seismic and Geologic Data in Poza Rica-Golden Lane Area, Mexico

D. W. Rockwell , Antonio Garcia Rojas

AAPG Bulletin

... with local geological conditions are inclined to follow a seismic horizon which lies within Tertiary beds in the southwest part of any transverse...

1953

Mineral Fluids and America's Future

Thomas B. Nolan

AAPG Special Volumes

... is a source of carbon dioxide; and crystalline solids in many instances are equally satisfactory sources of salines as the natural brines...

1965

Australian Coals as Feedstocks for Liquid Fuels

G. H. Taylor , H. K. Worner

AAPG Special Volumes

... are equally suitable; for example, coals with coking behavior can give problems in certain gasifiers. If the moisture content is very high this must...

1981

Directional Scours on a Transgressive Surface: Examples from the Silurian Whirlpool Sandstone of Southern Ontario, Canada

Richard J. Cheel , Gerard V. Middleton

Journal of Sedimentary Research (SEPM)

... fluvial unit, deposited by braided rivers on a paleoslope inclined to the NW, and an upper marine unit, consisting of interbedded sandstone and shale...

1993

Oriented Concretions, Ionian Coast, Italy: Evidence of Groundwater Flow Direction

E. F. Mcbride , M. Dane Picard , R. L. Folk

Journal of Sedimentary Research (SEPM)

...-stratified and ripple-cross-laminated beds. Concretions cut across foresets and inclined laminae. The standard deviations of long axes at each of six...

1994

< Previous   27   28   29   30   31   Next >