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

Uploaded: 30 Apr 2020
Last Updated: 6 Jul 2020

1.56 gigapixels
40,650 x 38,427 pixels
135.5 in X 128.1 in at 300dpi
6,786 pixels per inch

Crushed up chert from along a fault zone. These fault breccias (bottom) and their relatively undeformed source cherts (top) were collected at the Corona Heights Fault, San Francisco. Here are GigaPans of the outcrop: https://viewer.gigamacro.com/view/8BkocGuoL73rUFjp https://viewer.gigamacro.com/view/JIMlxTDw8J9rWo4J https://viewer.gigamacro.com/view/rBLfjIF2nBQtewTX