Results: 1 - 5 of 5
Nov 18, 2008
Data
… analyses of 57 mudstone, 29 shale, 13 ironstone, 6 pyrite …
Nov 18, 2008
Data
… coal, shaly-coal and coaly-shale), formation tops and …
Apr 13, 2008
Special Report
Dec 31, 1982
Open File Report
… Barite, Bentonite, Clay and Shale, Coal, Copper, Coquina, …
Feb 29, 2008
Special Report
… by at least one contiguous thick shale sequence, the Smoky Group. …