Results: 1 - 10 of 12
Sep 10, 2019
Report
… characterization of the Upper Cretaceous–Quaternary units in the … Characterization of the Upper Cretaceous–Quaternary units in the …
Mar 27, 2016
Report
… … The sub-Cretaceous unconformity is an … of upper Jurassic/lowermost Cretaceous sediments of the first … variable topography of the sub-Cretaceous unconformity is an …
Feb 07, 2018
Report
… and form the subcrop at the sub-Cretaceous unconformity surface. … of the lower part of the Lower Cretaceous Mannville Group … in the study area is the sub-Cretaceous unconformity; an angular …
Jan 01, 1944
Report
… two horizons are in the Upper Cretaceous formation and the third in the Lower Cretaceous. Coal was formed largely … coals of Lower Cretaceous age are more mature than …
Feb 23, 2017
Report
… sediments, as well as ten Upper Cretaceous- Paleogene HSUs, based …
Mar 29, 2021
Report
… units spanning from the Upper Cretaceous Wapiti Formation, at …
Dec 31, 1953
Report
… of western Canada has a Lower Cretaceous marine succession of … Turanian stage of the Upper Cretaceous. The Lower Turonian … part, in the history of Lower Cretaceous microfaunas peculiar to …
Dec 31, 1955
Report
… Albian substage of the Lower Cretaceous. The calcareous …
Dec 31, 1955
Report
… Middle Albian in age (late Lower Cretaceous). Environment of …
Dec 31, 1954
Report
… and central part of the Upper Cretaceous Kaskapau formation from …