Results: 1 - 4 of 4
Aug 31, 1977
Open File Report
… mining areas in the Athabasca oil sands region was undertaken by … deposits overlying the Athabasca Oil Sands. The near surface bedrock … Cretaceous Clearwater Formation (shale), the Grand Rapids Formation …
Feb 28, 1993
Open File Report
Dec 31, 1973
Earth Sciences Report
… … Oil and gas exploration and … gravel, coarse sand, till, clay, shale, fine sand, silt and … erosion; 8)avoiding terracing of shale and mudstone slopes which …
Dec 31, 1973
Earth Sciences Report