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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 …
Aug 31, 1977
Open File Report
… (primarily carbonates), the Cretaceous McMurray Formation (oil impregnated sandstone), the Cretaceous Clearwater Formation … unnamed till, Firebag till, lower stratified sediments, Fort …