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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 11,265 Results. Searched 200,619 documents.

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Late Paleozoic Tectonism in Central Colorado: ABSTRACT

R. H. De Voto, F. A. Peel, J. V. Taranik, W. H. Pierce

AAPG Bulletin

..., and the presence of unconformities within the late Paleozoic section indicate that several faults in the Crestone (Sangre de Cristo Range) and southern...

1972

Stromatolitic Microfabric: Petrographic Model: ABSTRACT

J. A. E. B. Hubbard

AAPG Bulletin

.... Intrastromatolitic unconformities abound and the contact with the interstromatolitic dolomite, which comprises 400-ยต detrital particles with overgrowths...

1972

New Light on Petroleum Possibilities of the Basin and Range Province, Arizona: ABSTRACT

E. A. Koester

AAPG Bulletin

... presidential address, Earl Noble cited 6 masks that hamper explorationists in their search for oil: water, overthrust blocks, multiple unconformities...

1972

Deltaic Sedimentation and Growth Faulting, Upper Cretaceous, Colorado: ABSTRACT

R. J. Weimer

AAPG Bulletin

... or unconformities. End_of_Article - Last_Page 661...

1972

Cretaceous Sediment Dispersal Patterns in the Methow-Pasayten Graben, North Cascades, Washington: ABSTRACT

Mark R. Cole

AAPG Bulletin

... of the Cascade core. Unconformities and chert sandstones and conglomerates correlate with the mid-Cretaceous deformational episode of Misch in the North...

1973

Oligocene Studies, Northeast Mexico: ABSTRACT

D. A. Busch

AAPG Bulletin

... unconformities, together with abrupt facies changes, add to the complexity of stratigraphic and structural analysis. An interdisciplinary (team) approach was used...

1973

What Has Deep-Sea Drilling Project Found Out about Deep Oceans?: ABSTRACT

N. T. Edgar

AAPG Bulletin

... in the deep ocean sediments. The nature of these reflectors is varied but commonly includes chert, limestone layers, ash layers, basalts, unconformities...

1973

Disconformities in Rocks of Early Late Cretaceous Age in Southeastern Wyoming and North-Central Colorado: ABSTRACT

E. A. Merewether, G. A. Izett

AAPG Bulletin

... the unconformity in Larimer County. The variation in the End_Page 915------------------------------ age of the rocks overlying both unconformities seems...

1974

Vitrinite Reflectance--What, How, and Why?: ABSTRACT

Wallace G. Dow, Dolores I. O'Connor

AAPG Bulletin

... in source beds or preserved in reservoirs. Maturation gradients can also be used to recognize major faults and unconformities and to estimate the amount...

1979

Structural Evolution of Michigan Basin and Its Petroleum Potential: ABSTRACT

James H. Fisher

AAPG Bulletin

... unconformities, is followed by 3,800 ft (1,140 m) of Devonian strata. Variations in thickness and sedimentary facies in the Silurian End_Page 450...

1979

Sonobuoy Refraction Measurements from Norton Basin, Northern Bering Sea: ABSTRACT

Mark L. Holmes, M. A. Fisher

AAPG Bulletin

...; unconformities probably separate each of these units. The basal unit, with a velocity of 4.9 km/sec, is present only in the deeper parts of the basin...

1979

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