Results: 1 - 3 of 3
May 31, 2005
Geo-Note
… kimberlite-sourced bentonite in Upper Cretaceous strata of north-central … bentonite in Late Cretaceous strata of north-central …
Dec 22, 2005
Earth Sciences Report
… wedge. The basin-wide sub-Cretaceous unconformity separates … succession, and 2) the upper Lower to lower Upper Cretaceous succession. Middle …
Jul 31, 2003
Geo-Note
… and sampled selected sections of Upper Devonian carbonate rocks in … and with the Devonian-Cretaceous unconformity. Vertical …