Results: 1 - 5 of 5
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 …
Jul 31, 2003
Geo-Note
… and sampled selected sections of Upper Devonian carbonate rocks in … and with the Devonian-Cretaceous unconformity. Vertical …
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 …
Dec 31, 1973
Earth Sciences Report
… The area is underlain by Upper Cretaceous strata which dip gently …