Glass Shard (IMAGE)

Arizona State University

Glass Shard

Caption

The photo shows a volcanic glass shard erupted 74,000 years ago from the Toba volcano in Indonesia found at an archaeological site nearly 9000 km away at Vleesbaai, South Africa.

Credit

Image credit Racheal Johnsen.

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Image may be used only by media outlets for articles related to this research release.

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