Results: 1 - 6 of 6
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 …
Feb 07, 2018
Report
… and form the subcrop at the sub-Cretaceous unconformity surface. … of the lower part of the Lower Cretaceous Mannville Group … in the study area is the sub-Cretaceous unconformity; an angular …
Sep 29, 2013
Open File Report
… and the nature of the sub-Cretaceous unconformity. Devonian … prior to the deposition of the Cretaceous McMurray Formation. The … resulting topography of the sub-Cretaceous unconformity surface …
Feb 07, 2018
Data
… Wabamun Group, and 7) sub-Cretaceous unconformity. Where a …
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, 1968
Earth Sciences Report
… and Edmonton Formations of late Cretaceous age, and the Paskapoo …