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The AAPG/Datapages Combined Publications Database

Showing 26,356 Results. Searched 195,961 documents.

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Shelf-Edge Carbonate-Redbed Transitions, Red Peak and Thaynes Formations (Triassic), Western Wyoming and Adjacent Idaho: ABSTRACT

M. Dane Picard, Rolf Aadland, Lee R. High, Jr.

AAPG Bulletin

... Formations) have been uncertain. The principal, most widely recognized marker bed in the Wyoming sequence--the Alcova Limestone Member--has been correlated...

1970

Bethany Falls Limestone (Missourian) Sedimentation and Diagenesis, Missouri and Kansas: ABSTRACT

Gerald L. Scott

AAPG Bulletin

... in the upper Bethany Falls. Cross-bed dip azimuths in the oolitic facies provide evidence that deposition resulted from 2 dominant current systems, one...

1970

Stratification in Willow Creek Alluvial Fan, Eureka Valley, Inyo County, California: ABSTRACT

Robert Q. Oaks, Jr., Emily C. Oaks

AAPG Bulletin

... and sections spaced 2,000 ft apart. Average and maximum bed thicknesses decrease, respectively, from 1.7 and 6.0 ft near the fan head to 1.0 and 3.9...

1971

Can an Ocean Dry Up? Results of Deep-Sea Drilling in Mediterranean: ABSTRACT

William B. F. Ryan

AAPG Bulletin

... in the western Mediterranean, the corresponding zone is a 2-m thick bed of flat-pebble conglomerate directly overlying a massive unit of current-bedded...

1971

Uniquely Rounded Desiccation Columns Near Euphrates River, Northwestern Iraq--Produced by Prolonged Erosion in Arid Climate: ABSTRACT

James R. Underwood, Jr., Y. Y. Youash, George Philip

AAPG Bulletin

... mudstone desiccation columns averaging 2 ft in diameter and ranging in height from 2 to 4 ft were seen in the bed of a wadi 200 yd upstream from its...

1971

Precambrian Cyclic Carbonate Facies, Western Montana: ABSTRACT

James A. Peterson

AAPG Bulletin

... massive silty dolomite; (2) a massive "ribbon limestone" bed; (3) a dark argillite or argillaceous "pod carbonate" thinly bedded unit that may...

1971

New Component of Braided River Model: ABSTRACT

W. R. Costello, R. G. Walker

AAPG Bulletin

... was washed in, gentle flow began and ripples were formed in silt and fine sand. Levee breaching introduced bed load material into the new channel, forming...

1972

Trona and Halite Resources in Wilkins Peak Member of Green River Formation, Green River Basin, Wyoming: ABSTRACT

W. C. Culbertson

AAPG Bulletin

...-halite area, only in 14 beds in the lower half of the Wilkins Peak Member, and only as part of, or continuation of, a trona bed. The beds of trona...

1972

Sandstone and Chert Columns in Permian Rocks of Southwest Montana: Biogenic or Inorganic?: ABSTRACT

R. C. Gutschick, L. J. Suttner

AAPG Bulletin

... to 95% of a host bed may consist of the columns. The high-density packing of the columns, their morphology, highly variable composition...

1972

Composite Bedding in Lower Ordovician Resedimented Conglomerates of Quebec: ABSTRACT

H. E. Hendry

AAPG Bulletin

... conglomerate beds but not between layers within beds. This pattern suggests that deposition of each conglomerate bed occurred as a series of events which were...

1972

Channel Sequence Development in Aggradational Streams with Example from South Canadian River, Texas: ABSTRACT

L. G. Kessler, II

AAPG Bulletin

... the only sedimentary structure types observed are plane bed, trough cross-stratification, and ripple cross-stratification. Channel sequences, or small...

1972

Texture of River and Beach Sediments Seaward from Active Volcanic Highlands, Southwestern Guatemala: ABSTRACT

W. D. Kuenzi, R. V. McGehee

AAPG Bulletin

..., and the strongly seasonal, torrential rainfall provides abundant bed load to low-sinuosity streams that discharge onto the coastal plain and flow seaward...

1972

Anatomy of Distributary Channel-Fill Deposits in Recent Mud Deltas: ABSTRACT

L. D. Meckel

AAPG Bulletin

... surveys to study bed forms in modern channels. Deposition within distributary channels reflects major depositional stages during the development...

1972

Channelized Submarine Carbonate-Debris Flow, Cretaceous, Mexico: ABSTRACT

Paul Enos

AAPG Bulletin

..., which extends several hundred meters beyond the channel limits as thin, graded bed. At least 3 episodes of channel fill are suggested by internal...

1973

Jurassic Proximal and Distal Carbonate Turbidites of Central High Atlas Mountains, Morocco: ABSTRACT

Ian Evans, Christopher G. St. C. Kendall

AAPG Bulletin

... are observed and, when lithology and unit geometry are traced p through the section, distinct changes can be recognized. There is a reduction in bed thickness...

1973

Statistical Analysis of Flysch Sequence Regarded as Series of Point Events: ABSTRACT

Richard B. McCammon

AAPG Bulletin

...Statistical Analysis of Flysch Sequence Regarded as Series of Point Events: ABSTRACT Richard B. McCammon 1973 793 793 57 4. (April) Bed-thickness...

1973

Sequential Analysis of Turbidite Basins in North-Central Apennines: ABSTRACT

Franco Ricci Lucchi

AAPG Bulletin

... analysis feasible. Following a more general model proposed by Mutti and Ricci Lucchi (which utilizes bed geometry), sedimentary structures and texture...

1973

Geology and Development of Attaka Oil Field, Indonesia: ABSTRACT

C. M. Schwartz, B. S. Samsoe, G. H. Laughbaum, Jr.

AAPG Bulletin

... Series," of Pliocene and Miocene ages. The age of the deepest bed penetrated in the field area is middle Miocene. Well logs and paleontologic data...

1973

Cambrian of the Grand Canyon--A Reevaluation: ABSTRACT

Harold R. Wanless

AAPG Bulletin

..., and displays a low-variance, unimodal paleocurrent trend down the paleoslope. This part of the Tapeats Sandstone records prevegetation, bed-load fluvial...

1973

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