Results: 1 - 3 of 3
Dec 31, 1989
Open File Report
… amid thick successions of sandstone, siltstone, shale and …
Dec 31, 1986
Bulletin
… a predominantly non marine sandstone and shale unit that … a shallow marine shale and sandstone unit (Moosebar … and an upper non-marine sandstone and sand unit that …
Dec 31, 1993
Open File Report
… Cretaceous coal, shale and sandstone in core from five coal … deposits; unconformity-related, sandstone-hosted or vein-type …