Results: 1 - 4 of 4
Dec 31, 1957
Bulletin
… Cenomanian substage of the Upper Cretaceous. Lithologic sections are … Fort St. John area. The Lower Cretaceous-Upper Cretaceous boundary occurs at a …
Sep 30, 2004
Geo-Note
… ultramafic and Devonian to Late Cretaceous sedimentary rocks to … of middle to Late Cretaceous sedimentary rock, which …
Jan 14, 2010
Data
… Descriptions of Exposed Upper Cretaceous and Tertiary Rock …
Apr 30, 1993
Open File Report
… and glass, and is common in the Cretaceous and Paleocene sediments …