TABLE OF CONTENTS Surficial deposits record recent geological events How surficial deposits are formed Landslides, mudflows, and Mount Rainier's shape Surficial deposits shown on the geologic map Old drift ILLUSTRATIONS PLATES 1. Surficial geology of Mount Rainier National Park, Washington (omitted from online edition)
Frontispiece Avalanche deposit of clay and debris on Tahoma Glacier 1. East side of Mount Rainier 2. Distribution of pumice deposits in Mount Rainier National Park 3. Recent pumice deposits on the floor of a cirque near Sluiskin Falls 4. Map of Mount Rainier National Park 5. Old drift on the north side of Glacier Basin 6. Bouldery till exposed in a gully on the north side of Glacier Basin 7. Hayden Creek till along the Mowich Lake road 8. Yellowish-orange rinds on stones of gray volcanic rocks 9. Extent of glaciers at Mount Rainier and in the adjacent mountains during the most recent major glaciation 10. Rock-glacier deposit at The Palisades 11. Protalus rampart on the north side of Sunrise Ridge 12. Pumice layer O underlies a yellowish-orange mudflow at Ricksecker Point 13. Osceola Mudflow exposed on the south bank of Inter Fork 14. Pumice layer C veneers a Burroughs Mountain moraine 15. End moraine of Garda Drift formed by Emmons Glacier 16. Breadcrust bomb 17. Mudflow from Mount Rainier on top of pumice layer Y from Mount St. Helens 18. Alluvial cone at the east base of Mount Wow 19. Avalanche deposit of rock debris from Little Tahoma Peak
1. Characteristics, sources, and ages of pumice layers in Mount Rainier National Park
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