Volcaniclastic breccia from the May 18, 1980 eruption of Mount. St. Helens. Found approximately four miles northwest of Toutle, WA. Sample collected and contributed by Lee Gonazlez.

By: magic-gigapans
Image: Robin Rohrback, Mid-Atlantic Geo-Image Collection
License: Copyright, All Rights Reserved

Uploaded: 17 Jun 2020
Last Updated: 17 Jun 2020

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Image linked from Gigapan ID: 204330