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Filtering by: Subject Mazama, Mount (Or.) -- Eruptions Remove constraint Subject: Mazama, Mount (Or.) -- Eruptions Committee Member Brown, Perry Remove constraint Committee Member: Brown, Perry

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  • The effects of the Mazama tephra-falls : a geoarchaeological approach

    Creator:
    Matz, Stephan E.
    Abstract:
    About 7,000 years ago two major tephra-falls blanketed the Pacific Northwest in volcanic ash. These two tephra-falls, identified as the Llao and climatic tephra-falls, were a part of the eruptive events that led up to the collapse of Mount Mazama to form Crater Lake in the southern Oregon Cascades. The...
    Resource Type:
    Masters Thesis
    Full Text:
    Pacific Northwest (Bacon 1983). The climatic eruption which resulted in the collapse of Mount Mazama