Results: 1 - 2 of 2
Apr 13, 2008
Special Report
… depleted gas reservoirs in the Cretaceous Lower Mannville Group. … long before it may reach the sub-Cretaceous unconformity. Even there, thick overlying Cretaceous shales will impede any …
Sep 30, 2004
Geo-Note
… ultramafic and Devonian to Late Cretaceous sedimentary rocks to … of middle to Late Cretaceous sedimentary rock, which …