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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->
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| Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1959 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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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 |
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Sheldon Richard Porter <1923->
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| Washington : , : United States Department of the Interior, Geological Survey, , 1963 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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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 |
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Sheldon Richard Porter <1923->
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| [Washington, D.C.] : , : United States Department of the Interior, Geological Survey, , 1957 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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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 |
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Sheldon Richard Porter <1923->
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| Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1964 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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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 |
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Sheldon Richard Porter <1923->
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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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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 |
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Sheldon Richard Porter <1923->
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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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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 |
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Sheldon Richard Porter <1923->
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| Washington, D.C. : , : United States Department of the Interior, Geological Survey, , 1954 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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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 |
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Sheldon Richard Porter <1923->
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| [Reston, Virginia] : , : Department of the Interior, U.S. Geological Survey, , 1985 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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