Results: 1 - 4 of 4
Oct 31, 1993
Open File Report
… … The Jurassic/Cretaceous boundary in a well is … the nature of the Jurassic/Cretaceous boundary and includes … and Dolby, G. (1993): Jurassic/Cretaceous boundary in west central …
Dec 31, 1975
Earth Sciences Report
… tonnage of deep coal in the Cretaceous system of the Alberta … J.R. … Yurko, J.R. (1976): Deep Cretaceous coal resources of the … Sciences Report 1975-04 … Deep Cretaceous Coal Resources of the …
Apr 30, 1983
Open File Report
… Sedimentology of the Upper Cretaceous Judith River (Belly … - Sedimentology of the Upper Cretaceous Judith River (Belly …
Dec 31, 1961
Earth Sciences Report
… nearly flat lying rocks of Late Cretaceous age covered by … of variable thickness. The Cretaceous succession consists of …