Results: 1 - 3 of 3
Sep 26, 2017
Open File Report
… from Lower Jurassic to Lower Cretaceous strata of the southern … of the Jurassic through Lower Cretaceous strata of the Rocky … of the Jurassic through Lower Cretaceous Strata of the Rocky …
Dec 31, 1955
Report
… the Fort St. John Group of the upper Peace River area are figured … Albian substage of the Lower Cretaceous. The calcareous … in northwestern Alberta. The upper Clearwater Formation is …
Jun 30, 1980
Open File Report
… the Bad Heart Sandstone of Late Cretaceous age. The deposit crops … by gray marine shales of the upper and lower Smoky Group. The …