Ancient Web: FlintSource Mapped the Rocks Behind Prehistoric

FlintSource.NET has spent 25 years documenting flint, chert, radiolarite, quartzite and obsidian sources with photographs, coordinates, geology and field notes.

https://switchboardtechservices.com/articles/ancient-web-flintsource-mapped-the-rocks-behind-prehistoric-tools/

By Switchboard Tech Services · Originally published 2026-07-21

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