Results: 1 - 3 of 3
Jun 06, 2013
Data
… selected samples for analyses of shale- and siltstone-hosted … of Alberta Geological Units for Shale- and Siltstone-Hosted …
Aug 31, 1977
Open File Report
… Cretaceous Clearwater Formation (shale), the Grand Rapids Formation …
Dec 31, 1957
Bulletin
… the lower part of the Colorado shale of Alberta and Saskatchewan, and in the Mowry shale of the Black Hills area of …