Results: 1 - 4 of 4
Jun 30, 1980
Open File Report
… facies of the Bad Heart Sandstone of Late Cretaceous age. … into siltstone and argillaceous sandstone. It is overlain and …
Aug 31, 1973
Open File Report
Dec 31, 1976
Open File Report
… the valley consists of exposed sandstone and shale. The climate is …
Dec 31, 1982
Open File Report
… till overlies conglomerate or sandstone on the north side of the …