Geology of Southeast Alaska : Rock and Ice in Motion

The most powerful forces on earth have shaped the landscape of Southeast Alaska. Scientists and visitors from around the world trek north to experience wild rivers, powerful glaciers, and breathtaking mountain peaks. Now, for the first time, a handy guide to the region is available. Complete with color illustrations revealing millions of years of geological history and in-depth descriptions of Sitka, Juneau, and Glacier Bay, Geology of Southeast Alaska is essential reading for anyone fascinated by rock and ice in motion. Written by a geologist with over twenty-five years of experience in the north, Geology of Southeast Alaska will entertain and inform with abundant photographs and detailed drawings. Whether you want to understand the forces that shaped the state of Alaska, or you want to learn the basics of glacial movement, this compact, authoritative book is for you. The most powerful forces on earth have shaped the landscape of Southeast Alaska. Scientists and visitors from around the world trek north to experience wild rivers, powerful glaciers, and breathtaking mountain peaks. Now, for the first time, a handy guide to the region is available. Complete with color illustrations revealing millions of years of geological history and in-depth descriptions of Sitka, Juneau, and Glacier Bay, Geology of Southeast Alaska is essential reading for anyone fascinated by rock and ice in motion. Written by a geologist with over twenty-five years of experience in the north, Geology of Southeast Alaska will entertain and inform with abundant photographs and detailed drawings. Whether you want to understand the forces that shaped the state of Alaska, or you want to learn the basics of glacial movement, this compact, authoritative book is for you. Table of Contents 8 Acknowledgments 10 Introduction 12 1. Geography of Southeast Alaska 14 2. Glaciers, Ice Ages, and Global Change 20 3. Plate Tectonics: A Geologic Paradigm 36 4. Rock Types: Classification of Earth Materials 46 5. Faults, Earthquakes, and Mountain Building 52 6. The Alexander Archipelago 58 7. The Coast Mountains: Exhumed Lower Crust 66 8. Regional Geology 72 Notes 123 Glossary of Geological Terms 126 Bibliography 140 Index 147 Nature,General,Rocks & Minerals An entertaining and revealing guide to the landscape of Southeast Alaska comes complete with color illustrations revealing millions of years of geological history and in-depth descriptions of Sitka, Juneau, and Glacier Bay. Original.