Friday fauxld: liesegang banding at Giant City - Mountain Beltway
Today, the Friday fold is a fake! Looks like a nice set of asymmetric antiforms and synforms, right? But it ain’t! It’s naturally wiggly; primary not tectonic. The photo shows nothing more than differential erosion of hematite that was deposited by groundwater in permeable sandstone. It’s Liesegang banding! These hematite blobs are in the sandstone at Giant City State Park, south of Carbondale, Illinois. Several are cylindrical in form, presumably …
Mountain Beltway - AGU Blogosphere
Mountain Beltway - AGU Blogosphere
Ontario's Bradford Bypass will not undergo a federal review
Mountain Beltway - AGU Blogosphere
Mountain Beltway - AGU Blogosphere
Liesegang rings in a natural sandstone tile - Mountain Beltway - AGU Blogosphere
Mountain Beltway - AGU Blogosphere
That doesn't look right': Neighbour intervenes after seeing man lift package from doorstep
Illinois Botanizer: Liesegang Banding in Southern Illinois
At Fairy Creek, a war in the woods as police seek more power to clear blockades - The Globe and Mail
Mountain Beltway - AGU Blogosphere