Results: 1 - 2 of 2
Sep 26, 2017
Open File Report
… Pliensbachian for the Poker Chip Shale, late Aalenian for the Rock …
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 …