Results: 1 - 3 of 3
Dec 31, 1979
Open File Report
… … The upper Horseshoe Canyon Formation in … order, these are the lower and upper fine units, consisting mainly … work on the provenance of Upper Cretaceous sands, in indicating …
May 31, 2007
Earth Sciences Report
… Phanerozoic are rare and the Upper Cretaceous stratigraphic studies … due to severe erosion of the Upper Cretaceous along the Peace …
Dec 31, 1965
Earth Sciences Report
… variable thickness underlain by Upper Cretaceous strata. The surficial … surface. Maximum relief on the upper surfaces of the map-units …