Results: 1 - 2 of 2
May 31, 2007
Earth Sciences Report
… Phanerozoic are rare and the Upper Cretaceous stratigraphic studies … due to severe erosion of the Upper Cretaceous along the Peace …
Jun 30, 1980
Open File Report
… the Bad Heart Sandstone of Late Cretaceous age. The deposit crops … by gray marine shales of the upper and lower Smoky Group. The …