Search Results for the EPA National Library Catalog

Items Found: 10

Showing: Items 1 - 10

Your Search: (SUBJECT=Cretaceous Geologic Period.)

Select Item	Title	Year Published
1	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
2	Concepcion and Palma Escrita Formations, western Puerto Rico /	1974
3	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
4	Cretaceous aquifers in the Mississippi embayment /	1965
5	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
6	Geology and paleontology of five cores from Screven and Burke counties, eastern Georgia /	2001
7	Geology of the Nanushuk Group and related rocks, North Slope, Alaska /	1985
8	Overview of the Hanna, Carbon, and Cooper Lake Basins, southeastern Wyoming /	1993
9	The geochemical evolution of aqueous sodium in the Black Creek aquifer, Horry and Georgetown counties, South Carolina /	1988
10	The Lower Cretaceous Figuera Lava and Fajardo Formation in the stratigraphy of northeastern Puerto Rico /	1973

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