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Gray clay (Malpass clay) in the west Eugene Wetlands and the Willamette Valley is weathered and redeposited ash from Mount Mazama / / authors: Karin E. Baitis, Gregory J. Retallack, Michael E. James
| Gray clay (Malpass clay) in the west Eugene Wetlands and the Willamette Valley is weathered and redeposited ash from Mount Mazama / / authors: Karin E. Baitis, Gregory J. Retallack, Michael E. James |
| Autore | Baitis Karin E. |
| Pubbl/distr/stampa | Denver, CO : , : U.S. Department of the Interior, Bureau of Land Management, National Operations Center, , 2015 |
| Descrizione fisica | 1 online resource (iv, 21 pages) : illustrations (some color), maps (some color) |
| Collana | Technical note |
| Soggetto topico |
Volcanic ash, tuff, etc - Oregon
Clay soils - Oregon Volcanic eruptions - Oregon Volcanic ash, tuff, etc Volcanic eruptions Clay soils |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Abstract--Introduction--Geologic setting of Malpass clay and Dayton soil--Material and methods--Stratigraphic position of the gray clay in the west Eugene wetlands--Chromatography--Vertic soil and gilgai relief--X-ray diffraction--Transmission electron microscope EDX analyses--Transmission electron microscope images--Mineralogy of gray clay unit--Radiometric ages--Palynology--Conclusions--References |
| Altri titoli varianti | Gray clay |
| Record Nr. | UNINA-9910703865003321 |
Baitis Karin E.
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| Denver, CO : , : U.S. Department of the Interior, Bureau of Land Management, National Operations Center, , 2015 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Impact of nonpoint pollution control on western Lake Superior : red clay project final report: summary / / prepared by Stephen C. Andrews, Donald S. Houtman, William J. Lontz ; prepared for U.S. Environmental Protection Agency, Great Lakes National Program Office
| Impact of nonpoint pollution control on western Lake Superior : red clay project final report: summary / / prepared by Stephen C. Andrews, Donald S. Houtman, William J. Lontz ; prepared for U.S. Environmental Protection Agency, Great Lakes National Program Office |
| Autore | Andrews Stephen C. |
| Pubbl/distr/stampa | Chicago, Illinois : , : Great Lakes National Program Office, , 1979 |
| Descrizione fisica | 1 online resource (32 pages) : illustrations, maps |
| Soggetto topico |
Soil erosion - Superior, Lake
Clay soils Water - Pollution - Superior, Lake |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti | Impact of nonpoint pollution control on western Lake Superior |
| Record Nr. | UNINA-9910702585903321 |
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Andrews Stephen C.
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| Chicago, Illinois : , : Great Lakes National Program Office, , 1979 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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