Results: 1 - 3 of 3
Dec 31, 1957
Bulletin
… Lower Cenomanian substage of the Upper Cretaceous. Lithologic sections are … John area. The Lower Cretaceous-Upper Cretaceous boundary occurs at …
Dec 31, 1988
Earth Sciences Report
… examined for the Jurassic-Lower Cretaceous Kootenay Group, Lower Cretaceous Luscar Group, the Lower … Coalspur Formation, and the Upper Paleocene Obed-Marsh coal …
Dec 31, 1976
Economic Geology Report
… with evaporites in the Upper Devonian Beaverhill Lake … formation waters are in the Cretaceous Viking, Bow Island, and …