Results: 1 - 4 of 4
Apr 20, 2020
Data
… the middle red beds, and the upper Lotsberg halite units, and … marker beds from the lower and upper Lotsberg halite units, 4) the … also includes picks of the sub-Cretaceous unconformity where it …
Dec 31, 1957
Bulletin
… Lower Cenomanian substage of the Upper Cretaceous. Lithologic sections are … John area. The Lower Cretaceous-Upper Cretaceous boundary occurs at …
Sep 30, 2005
Earth Sciences Report
… Mississippian, Jurassic and Cretaceous has a certain … Mississippian, Jurassic and Cretaceous reservoirs in this area, … Carbon-Thompson, Ardley and Upper Manville are relatively well …
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 …