Results: 1 - 6 of 6
Dec 31, 1972
Open File Report
… which consists of the Clearwater shale and the Wabiskaw glauconitic … slopes composed of Clearwater shale because of their …
Dec 31, 1968
Earth Sciences Report
… a relatively impermeable marine shale, completely underlies the … beds of argillaceous sandstone, shale, and coal which immediately …
May 07, 2014
Data
… Formation and overlying marine shale of the Pakowki Formation. It …
May 07, 2014
Open File Report
… Formation and overlying marine shale of the Pakowki Formation. It …
Dec 31, 1958
Bulletin
… environment. The Bearpaw marine shale of southern Alberta was …