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Welcome to the new Datapages Archives

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The AAPG/Datapages Combined Publications Database

Showing 26,346 Results. Searched 200,642 documents.

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Residual Gravity Analysis of the Mid-Continent Gravity High: ABSTRACT

Richard L. Coons, George P. Woollard, Garland Hershey

AAPG Bulletin

... and basins reflect Precambrian structural lows. It is apparent in this area as in many others that this relationship of old zones of weakness to younger...

1964

Evolution of Chazyan (Ordovician) Reefs of Eastern United States and Canada: ABSTRACT

Max Pitcher

AAPG Bulletin

... assemblage. This succession of assemblages takes place with no apparent chan e in habitat. The Lower Chazyan bryozoan reefs contain more detrital quartz...

1964

New Foraminiferal Zonation, Upper Mesozoic, Sacramento Valley, California: ABSTRACT

Keith D. Berry

AAPG Bulletin

... through both Albian and Cenomanian sediments, without apparent interruption. End_of_Article - Last_Page 1080...

1965

Conodont Zones in Salamonie Dolomite and Related Silurian Strata of Southeastern Indiana: ABSTRACT

Robert S. Nicoll, Carl B. Rexroad

AAPG Bulletin

... established by Otto Walliser in the Carnic Alps. Differences in generic composition of the European and Midwestern faunas and apparent range extensions suggest...

1966

Precambrian Oil Source Rocks: GEOLOGICAL NOTES

L. F. Ivanhoe

AAPG Bulletin

... development of hard-shell armor to protect the older soft-bodied herbivores from the newly evolved carnivorous predators. The apparent lack of carnivores...

1966

Pitchfork Oil Field, Park County, Wyoming: ABSTRACT

A. V. Robertson Coe

AAPG Bulletin

... in the field are characterized by such values. However, as development progressed, it became apparent that "pods" of oil were not being drained effectively...

1966

Ecological Changes in Massive Fresh-Water Clay Sequence: ABSTRACT

J. M. Coleman

AAPG Bulletin

... apparently fluctuated considerably, because intensive leaching is apparent. A sharp reduction in sediment supply and compaction of previously deposited clays...

1966

Bar-Mar Field, The Tricky Devonian: ABSTRACT

Bernold M. Hanson

AAPG Bulletin

... justifies the risk involved. The apparent trend in this wedge-edge, scarp, or "tight rope" can be noted along northern Crockett, southern Crane...

1967

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