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

Uploaded: 1 May 2020
Last Updated: 2 Jun 2020

5.63 gigapixels
108,084 x 52,096 pixels
360.3 in X 173.7 in at 300dpi
599 pixels per inch

A boulder of serpentinite (future "knocker") is weathered free of its melange matrix by wave undercutting, and slumps down onto the beach, bringing a lot of serpentinite colluvium (mantling the boulder) with it, opening up a small scarp.