"Carpet rock" aka "box-work" on Petit Jean Mountain, Arkansas
"Carpet Rocks" at Petit Jean State Park, Arkansas. These boxwork patterns at the top of Petit Jean Mountain are said to be caused by complex interactions involving water, dissolved iron, and the sandstone in which they formed.
Size: 4256px × 2831px
Location: Petit Jean State Park, Arkansas
Photo credit: © Ken Barber / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: box-work, carpet, concretion, geological, geology, rock, sandstone, travel
