An example of the layered nature and differential erosion of the stratigraphy exposed along the walls in Block Canyon. Thinner layers are most likely porcellanite and the thicker bio-eroded layers are probably chalk.
Stratigraphy
Image courtesy of the NOAA Office of Ocean Exploration and Research, Northeast U.S. Canyons Expedition 2013.
An example of the layered nature and differential erosion of the stratigraphy exposed along the walls in Block Canyon. Thinner layers are most likely porcellanite and the thicker bio-eroded layers are probably chalk. Download larger version (jpg, 359 KB).
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