Results: 1 - 3 of 3
Apr 30, 1983
Open File Report
… guidebook: Sedimentology of the Upper Cretaceous Judith River (Belly … Guidebook - Sedimentology of the Upper Cretaceous Judith River …
Dec 31, 1957
Bulletin
… Lower Cenomanian substage of the Upper Cretaceous. Lithologic sections are … John area. The Lower Cretaceous-Upper Cretaceous boundary occurs at …
Nov 28, 2011
Open File Report
… mafic sills and dikes, and the Cretaceous alkaline sills and dikes … lead-zinc prospect within the Upper Devonian Palliser Formation …