Results: 1 - 2 of 2
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, 1999
Geo-Note
… 1996); Ordovician through Lower Mississippian Carlin Trend Au … exist, at least locally, in the Cretaceous, Jurassic and Devonian …