Search Results for the EPA National Library Catalog

Items Found: 10

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Your Search: (SUBJECT=Cretaceous Geologic Period.)

 
 
 

Select Item Title Year Published
Composition and properties of the Pierre Shale and equivalent rocks, northern Great Plains region : mineralogical and chemical study, including trace elements, of marine and nonmarine rocks of late Cretaceous age / 1980
Concepcion and Palma Escrita Formations, western Puerto Rico / 1974
Cretaceous and lower Tertiary stratigraphy of the Gurabo and El Yunque quadrangles, Puerto Rico : a description of the largely marine-deposited volcaniclastic rocks and subordinate lava flows and pelagic mudstones that underlie this part of eastern Puerto Rico / 1971
Cretaceous aquifers in the Mississippi embayment / 1965
Geologic framework of the ground-water system in Jurassic and Cretaceous rocks in the northern Great Plains, in parts of Montana, North Dakota, South Dakota, and Wyoming / 1986
Geology and paleontology of five cores from Screven and Burke counties, eastern Georgia / 2001
Geology of the Nanushuk Group and related rocks, North Slope, Alaska / 1985
Overview of the Hanna, Carbon, and Cooper Lake Basins, southeastern Wyoming / 1993
The geochemical evolution of aqueous sodium in the Black Creek aquifer, Horry and Georgetown counties, South Carolina / 1988
The Lower Cretaceous Figuera Lava and Fajardo Formation in the stratigraphy of northeastern Puerto Rico / 1973

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