psilosibin16 Posted December 2, 2023 Share Posted December 2, 2023 1- near the sea 2-pine forest (vuggy silica??) 3-pine forest (fossil??) 4-they are very fragile Link to comment Share on other sites More sharing options...
psilosibin16 Posted December 2, 2023 Author Share Posted December 2, 2023 22 minutes ago, psilosibin16 said: 1- near the sea 2-pine forest (vuggy silica or slag??) 3-pine forest (fossil??) 4-they are very fragile Link to comment Share on other sites More sharing options...
GotAU? Posted December 21, 2023 Share Posted December 21, 2023 Travertine with plant fossils mixed in? Link to comment Share on other sites More sharing options...
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