pl23_line5242.jpg
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https://noaa.dev.woc.noaa.gov/media/digital-collections-photo/pl23line5242jpgDescription
White volcanic ash layer which marks major volcanic eruption. This layer isknown as the White River Ash and was formed from a super eruption of MountChurchill in about 650 A.D. Mount Churchill is located close to Mt. St. Elias.
Photographer
Dr. John Cloud
Display Date
2010 September
Location
Canada, Yukon Territory
Category
America's Coastlines
NOAA Affiliation
NOAA Central Library