By: magic-gigapans
Image: Robin Rohrback, Mid-Atlantic Geo-Image Collection
License: Creative Commons Non Commercial ⧉

Uploaded: 13 May 2020
Last Updated: 6 Jul 2020

487 megapixels
21,668 x 22,468 pixels
72.2 in X 74.9 in at 300dpi

From Leisenring, west of McConnellsburg, PA. The pattern is sandstone cemented by limonite. This sample is on display in the USGS headquarters in Reston, VA, and is on loan from the Smithsonian Institution.