Results: 1 - 10 of 10
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, 1973
Earth Sciences Report
… rocks, largely non-marine, of Upper Cretaceous age and some of Tertiary … thrust faulting has deformed the Upper and Lower Cretaceous clastics …
Apr 07, 2016
Presentation
… coarse-grained lenses. In the Upper Cretaceous–Paleogene bedrock …
Dec 31, 1973
Earth Sciences Report
… Quaternary sands and gravels and Upper Cretaceous Belly River sandstones. …
Jun 09, 2016
Data
… is the surface of the top of Upper Cretaceous and Paleogene bedrock, …
Dec 19, 2014
Poster
… (approx. 420,000 km2) includes Upper Cretaceous aquifers to Recent age …
Dec 31, 1971
Earth Sciences Report
… water from sandstones of the Upper Cretaceous Dunvegan Formation. … …
Dec 31, 1970
Earth Sciences Report
… and sandstone lenses within the Upper Cretaceous Dunvegan Formation, the …
Dec 31, 1973
Earth Sciences Report
… is the Wapiti Formation of Late Cretaceous age. It is highly … Groundwater flow systems in the upper 300 feet are largely …
Dec 31, 1967
Bulletin
… interbedded, and lenticular, Upper Cretaceous argillaceous siltstones …