Results: 1 - 9 of 9
Oct 31, 1993
Open File Report
… … The Jurassic/Cretaceous boundary in a well is … the nature of the Jurassic/Cretaceous boundary and includes … and Dolby, G. (1993): Jurassic/Cretaceous boundary in west central …
Dec 31, 1989
Open File Report
… study of the Jurassic-Lower Cretaceous boundary strata … to transitional Lower Cretaceous (Lower Mannville … Losert, J. (1990): The Jurassic-Cretaceous boundary units and …
Dec 31, 1966
Bulletin
… recognized in the Alberta Group (Cretaceous) and equivalent strata … (1) and (2). The Late Cretaceous sea persisted longer in … Wall, J.H. … Wall, J.H. (1967): Cretaceous Foraminifera of the …
Dec 31, 1957
Bulletin
… Cenomanian substage of the Upper Cretaceous. Lithologic sections are … Fort St. John area. The Lower Cretaceous-Upper Cretaceous boundary occurs at a …
Dec 31, 1992
Open File Report
… of correlation of the Lower Cretaceous, Jurassic and … and the distinction between the Cretaceous and Jurassic strata …
Feb 29, 2008
Geo-Note
… is presented for the uppermost Cretaceous strata of the … selected cores suggest uppermost Cretaceous Buffalo Head Hills …
Dec 31, 1961
Earth Sciences Report
… nearly flat lying rocks of Late Cretaceous age covered by … of variable thickness. The Cretaceous succession consists of …
Jul 31, 1990
Open File Report
… of 1:50,000. Some 4000 meters of Cretaceous and Tertiary strata are …
Dec 31, 1988
Earth Sciences Report
… Seam forms part of the Lower Cretaceous Gates Formation and has …