Results: 1 - 8 of 8
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 …
Aug 31, 2005
Geo-Note
… methane gas resources of the Upper Cretaceous-Tertiary succession, of … sequences, whereas the Upper Bearpaw Marine Tongue …
Dec 31, 1971
Earth Sciences Report
… 15' north, is underlain by the Upper Cretaceous shaly, marine Lea Park … and by thin basal beds of the Upper cretaceous nonmarine, …
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 …
Dec 31, 1978
Bulletin
… km (25,970 sq. mi). Holocene and Cretaceous clastic rocks … are particularly notable at the Cretaceous-Devonian contact. West … unit, consisting essentially of Upper Devonian strata, has …
Sep 30, 2005
Earth Sciences Report
… Mississippian, Jurassic and Cretaceous has a certain … Mississippian, Jurassic and Cretaceous reservoirs in this area, … Carbon-Thompson, Ardley and Upper Manville are relatively well …
Dec 31, 1960
Bulletin
… basal sandstone member of the Upper Cretaceous Belly River formation. … eastward regression of the late Cretaceous Colorado sea. The …
Feb 28, 1946
Report
… to be underlain by non-marine Upper Cretaceous rocks in which coal …