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Replying to: logo article ou rubrique
All that nature can never do, part VIII: sedimentary structures
by Irna
on Sunday 8 June 2008

A few examples of what Mr. Osmanagic would probably call "artifacts... "Mud-cracks""Flute casts", "groove marks", "tool marks" and "load casts""Molds", imprints from concretions or crystals

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