The Portage Lake Volcanics (Middle Keweenawan) on Isle Royale, Michigan / / by N. King Huber; prepared in cooperation with the National Park Service |
Autore | Huber N. King (Norman King), <1926-> |
Pubbl/distr/stampa | Washington : , : United States Department of the Interior, Geological Survey, , 1973 |
Descrizione fisica | 1 online resource (iv, C32 pages) : illustrations, map |
Collana | Geological Survey professional paper |
Soggetto topico |
Geology - Michigan - Isle Royale
Geology, Stratigraphic - Precambrian Volcanic ash, tuff, etc - Michigan - Isle Royale Geology Geology, Stratigraphic Precambrian Geologic Period Volcanic ash, tuff, etc |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Altri titoli varianti | Portage Lake Volcanics |
Record Nr. | UNINA-9910706714303321 |
Huber N. King (Norman King), <1926-> | ||
Washington : , : United States Department of the Interior, Geological Survey, , 1973 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
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Revisions of stratigraphic nomenclature within the Keweenawan supergroup of northern Michigan / / by William F. Cannon and Suzanne W. Nicholson. Geochemistry, petrography, and volcanology of rhyolites of the Portage Lake volcanics, Keweenaw Peninsula, Michigan / by Suzanne W. Nicholson |
Autore | Cannon William F. |
Pubbl/distr/stampa | [Reston, Va.] : , : U.S. Department of the Interior, U.S. Geological Survey, , 1992 |
Descrizione fisica | 1 online resource (various pagings) : illustrations, maps |
Collana |
U.S. Geological Survey bulletin
Contributions to the geology and mineral resources of the midcontinent rift system |
Soggetto topico |
Geology, Stratigraphic - Proterozoic
Rhyolite - Michigan - Keweenaw Peninsula Volcanic ash, tuff, etc - Michigan Geology, Stratigraphic Proterozoic Geologic Period Rhyolite Volcanic ash, tuff, etc |
Formato | Materiale a stampa |
Livello bibliografico | Monografia |
Lingua di pubblicazione | eng |
Record Nr. | UNINA-9910707349203321 |
Cannon William F. | ||
[Reston, Va.] : , : U.S. Department of the Interior, U.S. Geological Survey, , 1992 | ||
Materiale a stampa | ||
Lo trovi qui: Univ. Federico II | ||
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