Results: 1 - 6 of 6
Apr 20, 2020
Data
… the basal red beds, the lower Lotsberg halite, the middle … L2, and L3 marker beds from the lower and upper Lotsberg halite … also includes picks of the sub-Cretaceous unconformity where it …
Mar 16, 2017
Data
… the bounding surface for Upper Cretaceous-Paleogene bedrock strata …
Oct 15, 2020
Data
… surface at the top of Upper Cretaceous and Paleogene bedrock, …
Oct 15, 2020
Map
… surface at the top of Upper Cretaceous and Paleogene bedrock …
Dec 31, 1961
Earth Sciences Report
… nearly flat lying rocks of Late Cretaceous age covered by … of variable thickness. The Cretaceous succession consists of … are locally present in the lower Kaskapau and Bad Heart units …
Dec 31, 1973
Earth Sciences Report
… largely non-marine, of Upper Cretaceous age and some of Tertiary … has deformed the Upper and Lower Cretaceous clastics of the …