Results: 1 - 8 of 8
Mar 27, 2016
Map
… … The sub-Cretaceous unconformity is an … after the deposition of upper Jurassic/lowermost Cretaceous … area, with the exception of the upper Jurassic Fernie strata, this …
Mar 27, 2016
Report
… … The sub-Cretaceous unconformity is an … after the deposition of upper Jurassic/lowermost Cretaceous sediments of the first …
May 31, 2000
Earth Sciences Report
… indicates that the Lower Cretaceous McMurray Formation was … included the Lower, Middle and Upper McMurray (Carrigy, 1959). … formerly defined as Middle and Upper McMurray show no difference …
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, 1982
Bulletin
… comprise marine shales of the upper Shaftesbury and lower … between the two units. Only the upper Shaftesbury and Dunvegan … It seems that the Late Cretaceous epeiric sea in North …
Dec 31, 1980
Earth Sciences Report
… into shales and sandstones of Upper Cretaceous age. Total annual … range from 0.4 L/s (5 igpm) in Upper Cretaceous sandstones to …
Dec 31, 1955
Report
… the Fort St. John Group of the upper Peace River area are figured … Albian substage of the Lower Cretaceous. The calcareous … in northwestern Alberta. The upper Clearwater Formation is …
Feb 28, 1946
Report
… to be underlain by non-marine Upper Cretaceous rocks in which coal …