Results: 1 - 4 of 4
Feb 07, 2018
Report
… and form the subcrop at the sub-Cretaceous unconformity surface. … of the lower part of the Lower Cretaceous Mannville Group … in the study area is the sub-Cretaceous unconformity; an angular …
Mar 26, 2012
Open File Report
… related hydrothermal veins and Cretaceous sedimentary rocks …
Dec 31, 1966
Earth Sciences Report
… dipping detrital strata of Late Cretaceous age. In most parts of …
Dec 31, 1965
Earth Sciences Report
… thickness underlain by Upper Cretaceous strata. The surficial …