The Geologic Setting of the John Day Country: Grant County, Oregon by Thayer
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"The Geologic Setting of the John Day Country: Grant County, Oregon" by Thayer is a scientific publication that was likely written in the mid-20th century. The book provides an in-depth exploration of the geology of the John Day region in Oregon, which is recognized for its rich natural history and significant fossil beds. It serves as a comprehensive guide to understanding the geological features, history, and processes that have shaped this unique
area. The book is structured around a detailed geologic history and an accompanying road log that facilitates exploration of the John Day region's significant geological points of interest. It begins with the geological formation of the area dating over 250 million years back, including volcanic activity, sediment deposition, and various geological transformations. The narrative highlights key geological features such as the John Day River, volcanic formations, the influence of glacial activity, and the unique fossil beds that have provided insight into the evolution of ancient life. The publication aims to educate readers about the intricate geological processes that have occurred over millions of years, making the John Day Country not only a geological marvel but also a destination for outdoor recreation and scientific curiosity. (This is an automatically generated summary.)
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About this eBook
| Author | Thayer, Thomas P., 1907-2004 |
|---|---|
| Title | The Geologic Setting of the John Day Country: Grant County, Oregon |
| Credits |
Produced by Stephen Hutcheson, Dave Morgan and the Online Distributed Proofreading Team at www.pgdp.net |
| Reading Level | Reading ease score: 68.3 (8th & 9th grade). Neither easy nor difficult to read. |
| Language | English |
| LoC Class | F850.5: United States local history: Pacific States |
| LoC Class | QE: Science: Geology |
| Subject | Recreation areas -- Oregon -- Grant County |
| Subject | Geology -- Oregon -- Grant County |
| Category | Text |
| eBook-No. | 46969 |
| ISBN (HTML) | 979-8-238-46969-0 |
| Release Date | Sep 26, 2014 |
| Last Update | Oct 24, 2024 |
| Copyright | Public domain in the USA. |
| Downloads | 408 downloads in the last 30 days. |
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