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Geology and phosphate deposits of the Permian rocks in central western Montana / / by Roger W. Swanson
| Geology and phosphate deposits of the Permian rocks in central western Montana / / by Roger W. Swanson |
| Autore | Swanson Roger Warren <1914-> |
| Pubbl/distr/stampa | Washington : , : United States Department of the Interior, Geological Survey, , 1973 |
| Descrizione fisica | 1 online resource (65 unnumbered pages) : illustrations, maps + + 5 plates |
| Collana | Geological Survey professional paper |
| Soggetto topico |
Geology - Montana
Phosphates - Montana Sedimentary rocks - Montana Geology Phosphates Sedimentary rocks |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910706587503321 |
Swanson Roger Warren <1914->
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| Washington : , : United States Department of the Interior, Geological Survey, , 1973 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Limnological studies of Flathead Lake, Montana : a status report / / by Arden R. Gaufin, Gerald W. Prescott, John F. Tibbs
| Limnological studies of Flathead Lake, Montana : a status report / / by Arden R. Gaufin, Gerald W. Prescott, John F. Tibbs |
| Autore | Gaufin Arden R. <1911-1997, > |
| Pubbl/distr/stampa | Corvallis, Oregon : , : U.S. Environmental Protection Agency, Office of Research and Development, Corvallis Environmental Research Laboratory, , 1976 |
| Descrizione fisica | 1 online resource (vii, 85 pages) : illustrations, maps |
| Collana | Ecological research series |
| Soggetto topico |
Limnology - Montana
Nitrates Phosphates - Montana Phytoplankton - Montana Zooplankton - Montana Limnology Phosphates Phytoplankton Zooplankton |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Limnological studies of Flathead Lake, Montana |
| Record Nr. | UNINA-9910706593003321 |
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Gaufin Arden R. <1911-1997, >
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| Corvallis, Oregon : , : U.S. Environmental Protection Agency, Office of Research and Development, Corvallis Environmental Research Laboratory, , 1976 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Mineral resources in Permian rocks of southwest Montana / / by Roger W. Swanson
| Mineral resources in Permian rocks of southwest Montana / / by Roger W. Swanson |
| Autore | Swanson Roger Warren <1914-> |
| Pubbl/distr/stampa | Washington : , : United States Department of the Interior, Geological Survey, , 1970 |
| Descrizione fisica | 1 online resource (123 unnumbered pages) : illustrations, maps + + 4 plates |
| Collana | Geological Survey professional paper |
| Soggetto topico |
Geology, Stratigraphic - Permian
Mines and mineral resources - Montana Phosphates - Montana Geology, Stratigraphic Mines and mineral resources Permian Geologic Period Phosphates |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910706587003321 |
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Swanson Roger Warren <1914->
|
||
| Washington : , : United States Department of the Interior, Geological Survey, , 1970 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Soggetto topico
- Phosphates (3)
-
Phosphates - Montana
(3)
- Geology (1)
- Geology - Montana (1)
- Geology, Stratigraphic (1)