Results: 1 - 3 of 3
Nov 18, 2008
Data
… analyses of 57 mudstone, 29 shale, 13 ironstone, 6 pyrite …
Dec 31, 1955
Report
… also in the lower Moose bar shale of northeastern British … east-central Alberta. The Harmon shale of northwestern Alberta is … with that of the Lower Shale member of the Colorado Group …
Dec 31, 1982
Open File Report
… Barite, Bentonite, Clay and Shale, Coal, Copper, Coquina, …