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Magnificent Mt. Rainier: A Natural Wonder of Washington State

Discover the unique beauty of Mt. Rainier in Washington State! Standing at 14,411 feet high, this majestic peak boasts granodiorite bedrock and 90% andesite lava flows. Learn about its hazards including lahars, glacial outburst floods, and more. Witness the stunning Paradise Ice Cave and the mesmerizing hydrothermal alteration. Explore the Andesite Columnar jointing and marvel at the steam rising from its summit fumaroles. Mount Rainier truly is a natural wonder to behold!

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Magnificent Mt. Rainier: A Natural Wonder of Washington State

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  1. Unique Characteristics: • Granodiorite bedrock • 90% Andesite lava flows • 14,411 feet high

  2. Unique Characteristics: • Granodiorite bedrock • 90% Andesite lava flows • 14,411 feet high

  3. Unique Characteristics: • Granodiorite bedrock • 90% Andesite lava flows • 14,411 feet high

  4. “like bubbles in spaghetti sauce”

  5. Mount Rainier from Tacoma, WA.

  6. 14,411 feet

  7. Emmons Glacier

  8. Mt. Rainier Hazards • Lahars • Glacial outburst floods • Sector collapse • Lava and pyroclastic flows • Ash fall

  9. Nisqually Valley

  10. Mt. Rainier Hazards • Lahars • Glacial outburst floods • Sector collapse • Lava and pyroclastic flows • Ash fall

  11. Paradise Ice Cave

  12. Steam rising from summit crater fumaroles

  13. Mt. Rainier Hazards • Lahars • Glacial outburst floods • Sector collapse • Lava and pyroclastic flows • Ash fall

  14. Hydrothermal alteration

  15. Mt. Rainier Hazards • Lahars • Glacial outburst floods • Sector collapse • Lava and pyroclastic flows • Ash fall

  16. Andesite

  17. Columnar jointing

  18. Mt. Rainier Hazards • Lahars • Glacial outburst floods • Sector collapse • Lava and pyroclastic flows • Ash fall

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