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

Uploaded: 5 May 2020
Last Updated: 3 Jun 2020

554 megapixels
31,184 x 17,756 pixels
103.9 in X 59.2 in at 300dpi
142 pixels per inch

Exposure of clast-rich Sykesville Formation metasedimentary rock in the westernmost point of Washington, DC, on the banks of the Potomac River, upstream from Chain Bridge and downstream of Little Falls Dam and Dalecarlia Spillway. Main joint face imaged here strikes 081° and dips at 41° to the southeast.