Photograph as originally submitted to this page in the Historical Marker Database www.HMdb.org. Click on photo to resize in browser. Scroll down to see metadata.

Photographer: Denise Boose
Taken: September 2, 2013
Caption: From Wood to Stone Marker
Additional Description: Photo Caption:
Forest devastation after the 1980 eruption of Mount Saint Helens in the state of Washington provided at least two requirements for the petrification process – wood and silica – producing sediment (in this case volcanic ash).
Submitted: September 28, 2013, by Denise Boose of Tehachapi, California.
Database Locator Identification Number: p255389
File Size: 0.636 Megabytes

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