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

Uploaded: 7 May 2020
Last Updated: 19 May 2020

820 megapixels
27,336 x 29,992 pixels
91.1 in X 100.0 in at 300dpi
2,874 pixels per inch

Mudrocks with fine laminations from basinward of the Cathedral Escarpment, cleaved and folded during Canadian Rockies mountain-building. The orientation of bedding varies, but here's a representative measurement: 095°/30° (right-hand rule). Cleavage is more consistent, at 109°/76°.