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White volcanic ash layer which marks major volcanic eruption

Description

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

Collection

America's Coastlines

NOAA Affiliation

NOAA Central Library