Results: 1 - 3 of 3
Nov 03, 2022
Presentation
… oil, oil sands, natural gas, and coal resources over their entire …
Dec 31, 1968
Earth Sciences Report
… sandstone, shale, and coal which immediately overlies the … of the high clay content but the coal beds are sufficiently …
Dec 31, 1973
Earth Sciences Report
… bentonitic sandstones and coal seams. Yields are fairly high …