Great Plains Geology

Great Plains Geology

Great Plains Geology

Great Plains Geology

Synopsis

Great Plains Geology concisely guides readers through the geological development of the Great Plains region. It describes the distinct features of fifty-seven geologic sites, including fascinating places such as Raton Pass in Colorado and New Mexico, the Missouri Breaks of Montana, and the Ashfall Fossil Beds in Nebraska. This guide addresses the tricky question of what constitutes the Great Plains, showing that the region is defined in part through its unique geologic features.

Excerpt

This book offers my personal view of the geology of the Great Plains. It is intended for ecotourists, anyone with a broad interest in geology and some general education in science, professional geologists and geographers wanting to become more familiar with the region, and students, farmers, ranchers, and k-12 educators who want to know about the Great Plains and its geological development. Any errors of interpretation or fact in this book are solely my own.

The book is arranged in three chapters. the first two discuss the region’s boundaries and provide a brief geologic history to explain how the Great Plains came to be in its present form. the third chapter describes 57 outstanding geologic sites from Alberta and Saskatchewan, Canada, to southern Texas. Features at these sites illustrate various aspects of the geology of the Great Plains. Most of the photographs of these sites are my own.

Figure 1, the geologic time scale and rock column, follows the acknowledgments, not because you need to refer to it now, but for you to note it for later. You will find it helpful throughout this book. Use this figure to see the chronological relationships among the geological time spans and the rock units deposited in those time spans. the names of these time spans and rock units appear frequently in the book. Use this figure also to identify the occurrence of important events that . . .

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