Features – Pumice Point

Pumice Point – Prominent Geological Features of Crater Lake National Park

#25 on the map – north side of the caldera

pumice-point
View of Pumice Point looking northwest, Crater Lake National Park, Scientific Investigations Map 2832, Sheet 3 of 4, Geologic Map of Mount Mazama and Crater Lake Caldera, Oregon (2008), by Charles R. Bacon

The next important exposures of inter-andesitic pumice may be seen in the upper part of Pumice Point, where they form a bold, white face. The lower half of the point consists of andesitic flows and breccias. Resting on the glaciated crust of the topmost lava is a thin and irregular lens of bouldery till and glacial sand. Above this is 47 feet of coarse lump pumice mixed with large blocks of andesite. After these ejecta had been laid down, they were partly buried by a thick flow of andesite … [The Glaciation of Mount Mazama: Cleetwood Cove to Pumice Point, The Geology of Crater Lake National Park, Oregon (1942) by Howell Williams.]

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Crater Lake National Park

Prominent Geological Features Map


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  1. Features – Applegate Peak
  2. Features – Bald Crater
  3. Features – Cloudcap
  4. Features – Crater Lake Caldera
  5. Features – Crater Peak
  6. Features – Desert Cone
  7. Features – Devils Backbone
  8. Features – Dutton Cliff
  9. Features – Eagle Crags
  10. Features – Garfield Peak
  11. Features – Godfrey Glen and Colonnades
  12. Features – Grouse Hill
  13. Features – Hillman Peak
  14. Features – Kerr Notch
  15. Features – Llao Rock
  16. Features – Llaos Hallway
  17. Features – Maklaks Crater (Diller Cone)
  18. Features – Mazama Rock
  19. Features – Mount Scott
  20. Features – Palisades
  21. Features – Phantom Ship
  22. Features – The Pinnacles
  23. Features – Pumice Castle
  24. Features – Pumice Desert
  25. Features – Pumice Point
  26. Features – Red Cone
  27. Features – Redcloud Cliff
  28. Features – Rugged Crest
  29. Features – Scoria Cone
  30. Features – Scott Bluff
  31. Features – Sentinel Rock
  32. Features – Skell Head
  33. Features – Sun Notch
  34. Features – Timber Crater
  35. Features – Union Peak
  36. Features – The Watchman
  37. Features – Williams Crater (Forgotten Crater)
  38. Features – Wineglass
  39. Features – Wizard Island

Note: the numbers associated with each feature name above correspond to their place on the Custom Google Map