Geochemical and geologic reconnaissance of a part of the Fortymile area, Alaska / / by Helen L. Foster and Sandra H.B. Clark |
Autore | Foster Helen Laura <1919-> |
Pubbl/distr/stampa | [Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1970 |
Descrizione fisica | 1 online resource (iv, 29 pages) : illustrations |
Collana |
Geological Survey bulletin
Contributions to economic geology |
Soggetto topico |
Geochemical prospecting - Alaska - Fortymile Mining District
Geology - Alaska - Fortymile Mining District Geology, Stratigraphic - Tertiary |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Altri titoli varianti | Reconnaissance, Fortymile area, Alaska |
Record Nr. | UNINA-9910707476003321 |
Foster Helen Laura <1919->
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[Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1970 | ||
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Lo trovi qui: Univ. Federico II | ||
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Nodules of diagenetic barite in Upper Devonian shales of western New York / / by James F. Pepper, Sandra H.B. Clark, and Wallace de Witt, Jr |
Autore | Pepper James F. |
Pubbl/distr/stampa | [Reston, Va.] : , : Department of the Interior, U.S. Geological Survey, , 1986 |
Descrizione fisica | 1 online resource (v, 11 pages) : illustrations, maps |
Collana | U.S. Geological Survey bulletin |
Soggetto topico |
Barite - New York (State) - Chautauqua County
Geology, Stratigraphic - Devonian Diagenesis - New York (State) - Chautauqua County Barite Devonian Geologic Period Diagenesis Geology, Stratigraphic |
Formato | Materiale a stampa ![]() |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910704193303321 |
Pepper James F.
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[Reston, Va.] : , : Department of the Interior, U.S. Geological Survey, , 1986 | ||
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Lo trovi qui: Univ. Federico II | ||
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