Results: 1 - 5 of 5
Sep 26, 2017
Data
… analyses of detrital zircon from Lower Jurassic to Lower Cretaceous strata of the southern …
Sep 26, 2017
Open File Report
… zircon geochronology from Lower Jurassic to Lower Cretaceous strata of the …
Sep 30, 1990
Open File Report
… maps are of two major types. Pre-Cretaceous aquifers have salinity … higher salinity has a relatively lower HCO 3 content compared to the lower salinity area. Except for the …
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 …
Jun 30, 1980
Open File Report
… the Bad Heart Sandstone of Late Cretaceous age. The deposit crops … marine shales of the upper and lower Smoky Group. The deposit has …