Orbs in the floor

Happy Saturday morning, everyone. I’m on my way down to the National Mall for fellow Tribesman Jon Stewart’s “Restoring Sanity” rally, but I thought I would just quickly post a little geological treat for Mountain Beltway readers. These are pisolites (basically like a big oolite, but without the biological component that would qualify them as oncolites), as seen in the travertine panels that make up the floor of the conference center on the campus of Middle Eastern Technical University in Ankara, Turkey, where the Tectonic Crossroads conference was held a few weeks ago. They are beautiful little cross-sections of concentrically-laminated orbs of calcite. Enjoy!

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    • Hi Ben,
      That’s what I said! The AGU staff is aware that I would prefer to have the full posts display on the main “home” page, but there’s some glitch with it at the moment. They assure me that it will change soon. Apparently one of the issues is that the large number of photos I post make it hard for the page to load up, particularly on mobile devices. But I’m glad to hear that I’m not the only one that feels that way. Thanks for the comment.
      C

      Reply

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