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Four newly named tongues of Eocene Green River Formation, northern Piceance Creek basin, Colorado / / by D.C. Duncan [and three others]
| Four newly named tongues of Eocene Green River Formation, northern Piceance Creek basin, Colorado / / by D.C. Duncan [and three others] |
| Autore | Duncan Donald C. <1911-1990, > |
| Pubbl/distr/stampa | [Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1974 |
| Descrizione fisica | 1 online resource (iii, 13 pages) : illustrations |
| Collana |
Geological Survey bulletin
Contributions to stratigraphy |
| Soggetto topico |
Geology, Stratigraphic - Eocene
Geology - Colorado - Piceance Creek Basin Eocene Geologic Epoch Geology Geology, Stratigraphic |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910707780903321 |
Duncan Donald C. <1911-1990, >
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| [Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1974 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Geology and coal deposits in part of the Coos Bay coal field, Oregon : geological investigations, sample data, and estimated reserves in part of the Coos County coal field / / by Donald C. Duncan
| Geology and coal deposits in part of the Coos Bay coal field, Oregon : geological investigations, sample data, and estimated reserves in part of the Coos County coal field / / by Donald C. Duncan |
| Autore | Duncan Donald C. <1911-1990, > |
| Pubbl/distr/stampa | [Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1953 |
| Descrizione fisica | 1 online resource (iii, 53-73 pages, 4 unnumbered pages of plates) : illustrations (some color) |
| Collana |
Geological Survey bulletin
Contributions to economic geology |
| Soggetto topico |
Geology - Oregon - Coos Bay
Coal - Oregon - Coos Bay Mines and mineral resources - Oregon - Coos Bay Coal Geology Mines and mineral resources |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Geology and coal deposits in part of the Coos Bay coal field, Oregon |
| Record Nr. | UNINA-9910704252903321 |
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Duncan Donald C. <1911-1990, >
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| [Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1953 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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A uranium-bearing rhyolitic tuff deposit near Coaldale, Esmeralda County, Nevada / / by Donald Cave Duncan
| A uranium-bearing rhyolitic tuff deposit near Coaldale, Esmeralda County, Nevada / / by Donald Cave Duncan |
| Autore | Duncan Donald C. <1911-1990, > |
| Pubbl/distr/stampa | Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1953 |
| Descrizione fisica | 1 online resource (7 pages) : illustrations, maps |
| Collana | Geological Survey circular |
| Soggetto topico |
Uranium ores - Nevada - Esmeralda County
Volcanic ash, tuff, etc - Nevada - Esmeralda County Rhyolite - Nevada - Esmeralda County Petrology Uranium ores |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910711347303321 |
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Duncan Donald C. <1911-1990, >
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| Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1953 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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