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Iowa's geological past : three billion years of earth history /
Iowa's rock record is the product of more than three billion years of geological processes. The state endured multiple episodes of continental glaciation during the Pleistocene Ice Age, and the last glacier retreated from Iowa a mere (geologically speaking) twelve thousand years ago. Prior to t...
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Iowa City :
University of Iowa Press,
©1998.
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| Colección: | Bur oak original.
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Preface; 1. The Geologic Setting of Iowa; 2. Precambrian: The Oldest Rocks; 3. Cambrian: Sandy Marine Shelves and Shorelines; 4. Ordovician: Warm, Shallow Seas; 5. Silurian: Dolomite and Carbonate Mounds; 6. Devonian: A Variety of Marine Deposits; 7. Mississippian: Last of the Widespread Carbonate Seas; 8. Pennsylvanian: Coastal Swamps and Shallow Seas; 9. Mesozoic: Evaporite Deposits and the Last of the Inland Seas; 10. Cenozoic: Erosion Climaxed by the Great Ice Age; 11. Geology and Humankind; References; Index.