Results: 1 - 5 of 5
Aug 31, 1983
Open File Report
… framework of Lower Cretaceous coal-bearing rocks in the Grande … framework of Lower Cretaceous coal-bearing rocks in the Grande … Framework of Lower Cretaceous Coal-Bearing Rocks in the Grande …
Aug 31, 2006
Special Report
Sep 30, 2005
Earth Sciences Report
… been identified for each of the coal zones based on the structure …
Jul 14, 2014
Data
Dec 31, 1970
Earth Sciences Report
… and thin bedded sandstones, coal and carbonaceous shales of the …