V. Geological and
Biological Information on Crater Lake Area
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E. Points of Geological Interest
in Crater Lake National Park
18. Sun Notch
This cross-section of a
glacially-scarred trough is located on the caldera rim. (Kerr Notch and Munson
Valley are also evidence of glaciers that draped Mazama s long slopes, some
extending as far as seventeen miles toward the valley.)
