File:Edziza obsidian.jpg

Edziza_obsidian.jpg(650 × 358 pixels, file size: 56 KB, MIME type: image/jpeg)

Summary

Description Obsidian from the Mount Edziza source area in northern British Columbia, Canada, is found in archaeological sites dating to ca. 10,000 years ago in coastal areas of Southeast Alaska. They are derived from multiple obsidian flows and are highly variable in color, texture, and geochemical composition.
Source https://www.nps.gov/articles/000/obsidianseak.htm
Author Unknown authorUnknown author
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Public domain This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information.

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Date/TimeThumbnailDimensionsUserComment
current00:11, 10 April 2024Thumbnail for version as of 00:11, 10 April 2024650 × 358 (56 KB)Volcanoguy{{Information |Description=Obsidian from the Mount Edziza source area in northern British Columbia, Canada, is found in archaeological sites dating to ca. 10,000 years ago in coastal areas of Southeast Alaska. They are derived from multiple obsidian flows and are highly variable in color, texture, and geochemical composition. |Source=https://www.nps.gov/articles/000/obsidianseak.htm |Date= |Author=Unknown |Permission={{PD-USGov-NPS}} |other_versions= }} Category:Obsidian [[Category:Mount...
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