Info
- Utilizzare la checkbox di selezione a fianco di ciascun documento per attivare le funzionalità di stampa, invio email, download nei formati disponibili del (i) record.
Geochemistry of uranium in phosphorites and black shales of the Phosphoria formation / / by Richard P. Sheldon
| Geochemistry of uranium in phosphorites and black shales of the Phosphoria formation / / by Richard P. Sheldon |
| Autore | Sheldon Richard Porter <1923-> |
| Pubbl/distr/stampa | Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1959 |
| Descrizione fisica | 1 online resource (iv, 83-115 pages) : charts |
| Collana |
Contributions to geochemistry
Geological Survey bulletin |
| Soggetto topico |
Apatite
Shale Uranium |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910707325803321 |
Sheldon Richard Porter <1923->
|
||
| Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1959 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Physical stratigraphy and mineral resources of Permian rocks in western Wyoming / / by Richard P. Sheldon; prepared on behalf of the U.S. Atomic Energy Commission
| Physical stratigraphy and mineral resources of Permian rocks in western Wyoming / / by Richard P. Sheldon; prepared on behalf of the U.S. Atomic Energy Commission |
| Autore | Sheldon Richard Porter <1923-> |
| Pubbl/distr/stampa | Washington : , : United States Department of the Interior, Geological Survey, , 1963 |
| Descrizione fisica | 1 online resource (233 unnumbered pages) : illustrations, maps + + 9 plates |
| Collana | Geological Survey professional paper |
| Soggetto topico |
Geology - Wyoming
Geology, Stratigraphic - Permian Geology Geology, Stratigraphic Permian Geologic Period |
| Soggetto genere / forma | Maps. |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910706280103321 |
|
Sheldon Richard Porter <1923->
|
||
| Washington : , : United States Department of the Interior, Geological Survey, , 1963 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Physical stratigraphy of the Phosphoria formation in northwestern Wyoming / / by Richard P. Sheldon
| Physical stratigraphy of the Phosphoria formation in northwestern Wyoming / / by Richard P. Sheldon |
| Autore | Sheldon Richard Porter <1923-> |
| Pubbl/distr/stampa | [Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1957 |
| Descrizione fisica | 1 online resource (v, 105-185 pages, 5 pages of plates) : illustrations, maps, charts |
| Collana |
Geological Survey bulletin
Contributions to economic geology |
| Soggetto topico |
Geology - Wyoming
Geology, Stratigraphic - Carboniferous Carboniferous Geologic Period Geology Geology, Stratigraphic |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910704254403321 |
|
Sheldon Richard Porter <1923->
|
||
| [Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1957 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Relation between specific gravity and iron content of rocks from the Red Mountain Formation, Alabama / / by Richard P. Sheldon
| Relation between specific gravity and iron content of rocks from the Red Mountain Formation, Alabama / / by Richard P. Sheldon |
| Autore | Sheldon Richard Porter <1923-> |
| Pubbl/distr/stampa | Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1964 |
| Descrizione fisica | 1 online resource (iii, 17 pages) : charts, photographs |
| Collana |
Geological Survey bulletin
Contributions to economic geology |
| Soggetto topico |
Specific gravity
Iron ores - Alabama Iron ores |
| Soggetto genere / forma | Online resources. |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Contributions to economic geology |
| Record Nr. | UNINA-9910707805003321 |
|
Sheldon Richard Porter <1923->
|
||
| Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1964 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Stratigraphic sections of the Phosphoria Formation in Idaho, 1949 . Part 1 / / by R.P. Sheldon [and three others]
| Stratigraphic sections of the Phosphoria Formation in Idaho, 1949 . Part 1 / / by R.P. Sheldon [and three others] |
| Autore | Sheldon Richard Porter <1923-> |
| Pubbl/distr/stampa | Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1953 |
| Descrizione fisica | 1 online resource (30 pages) : illustrations, map |
| Collana | Geological Survey circular |
| Soggetto topico |
Geology, Stratigraphic - Permian
Phosphate rock - Idaho Geology, Stratigraphic Permian Geologic Period Phosphate rock |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910711593903321 |
|
Sheldon Richard Porter <1923->
|
||
| Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1953 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Stratigraphic sections of the Phosphoria Formation in Wyoming, 1949-50 / / by R.P. Sheldon [and three others]
| Stratigraphic sections of the Phosphoria Formation in Wyoming, 1949-50 / / by R.P. Sheldon [and three others] |
| Autore | Sheldon Richard Porter <1923-> |
| Pubbl/distr/stampa | Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1953 |
| Descrizione fisica | 1 online resource (45 pages) : illustrations, map |
| Collana | Geological Survey circular |
| Soggetto topico |
Geology, Stratigraphic - Permian
Phosphate rock - Wyoming Geology, Stratigraphic Permian Geologic Period Phosphate rock |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910711594603321 |
|
Sheldon Richard Porter <1923->
|
||
| Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1953 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Stratigraphic sections of the Phosphoria Formation in Wyoming, 1952 / / by R.P. Sheldon [and three others]
| Stratigraphic sections of the Phosphoria Formation in Wyoming, 1952 / / by R.P. Sheldon [and three others] |
| Autore | Sheldon Richard Porter <1923-> |
| Pubbl/distr/stampa | Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1954 |
| Descrizione fisica | 1 online resource (24 pages) : illustrations, map |
| Collana | Geological Survey circular |
| Soggetto topico |
Geology, Stratigraphic - Permian
Phosphate rock - Wyoming Geology, Stratigraphic Permian Geologic Period Phosphate rock |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910711327603321 |
|
Sheldon Richard Porter <1923->
|
||
| Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1954 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Undiscovered phosphate resources in the Caribbean region and their potential value for agricultural development / / by R.P. Sheldon [and three others]
| Undiscovered phosphate resources in the Caribbean region and their potential value for agricultural development / / by R.P. Sheldon [and three others] |
| Autore | Sheldon Richard Porter <1923-> |
| Pubbl/distr/stampa | [Reston, Virginia] : , : Department of the Interior, U.S. Geological Survey, , 1985 |
| Descrizione fisica | 1 online resource (iv, 26 pages) : illustrations, maps |
| Collana | U.S. Geological Survey Circular |
| Soggetto topico |
Agricultural development projects - Caribbean Area
Phosphate rock - Caribbean Area Phosphates - Caribbean Area Phosphatic fertilizers - Caribbean Area Agricultural development projects Phosphate rock Phosphates Phosphatic fertilizers |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910712076603321 |
|
Sheldon Richard Porter <1923->
|
||
| [Reston, Virginia] : , : Department of the Interior, U.S. Geological Survey, , 1985 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
