Historic Resource Study, Crater Lake National Park, Oregon, 1984
V. Geological and Biological Information on Crater Lake Area
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.)
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