Results: 1 - 3 of 3
Oct 16, 2014
Open File Report
… of the lower Clearwater shale unit, that overlay the … where the lower Clearwater shale unit is thin (<5 m thick) or … study area, the lower Clearwater shale was found to be between 20 …
Oct 02, 2020
Open File Report
… top of the First White Speckled Shale (Wapiabi Formation), the base … top of the First White Speckled Shale. The lineaments detected in …
Dec 31, 1957
Earth Sciences Report