A durable sign detailing some of the major distinctive geological layers before us, with brief descriptions of their compositions and probable method of formation.
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Copyright 1995 - 2026 by A Daniel Klarmann
under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 License
(click for details).
In brief: Use for non-commercial purposes or other fair uses, as long as you give me credit.
Larger versions and commercial contract uses available on request.
