Results: 1 - 6 of 6
Dec 31, 1957
Bulletin
… Lower Cenomanian substage of the Upper Cretaceous. Lithologic sections are … John area. The Lower Cretaceous-Upper Cretaceous boundary occurs at …
Apr 23, 2017
Data
… acts as the bounding surface for Upper Cretaceous-Paleogene bedrock strata …
Oct 28, 2020
Data
… surface at the top of Upper Cretaceous and Paleogene bedrock …
Aug 31, 1977
Open File Report
… (primarily carbonates), the Cretaceous McMurray Formation (oil impregnated sandstone), the Cretaceous Clearwater Formation … sediments, Fort Hills till, upper stratified sediments, …
Dec 31, 1965
Earth Sciences Report
… variable thickness underlain by Upper Cretaceous strata. The surficial … surface. Maximum relief on the upper surfaces of the map-units …
Dec 31, 1957
Earth Sciences Report
… of the area is composed of Upper Cretaceous unconsolidated …