Results: 1 - 3 of 3
Nov 18, 2008
Data
… analyses of 57 mudstone, 29 shale, 13 ironstone, 6 pyrite …
Jul 31, 1992
Open File Report
… related trends. The halite and shale Prairie-Watt Mountain … above, respectively. The shale Clearwater aquitard, …
Mar 31, 2005
Geo-Note
… sediments and the underlying shale bedrock during incision and …