Results: 1 - 4 of 4
Aug 24, 2020
Data
… characterization of the Upper Cretaceous–Quaternary units in the … and isotopic data for the Upper Cretaceous–Quaternary units in the … and Isotopic Data for the Upper Cretaceous–Quaternary Units in the …
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 …
Jul 31, 1990
Open File Report
… of 1:50,000. Some 4000 meters of Cretaceous and Tertiary strata are …
Dec 31, 1988
Earth Sciences Report
… Seam forms part of the Lower Cretaceous Gates Formation and has …