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

Uploaded: 14 Apr 2020
Last Updated: 19 May 2020

879 megapixels
40,076 x 21,924 pixels
133.6 in X 73.1 in at 300dpi
5,769 pixels per inch

Meta-volcanic rock of the late Neoproterozoic Catoctin Formation, epidotized and foliated during Alleghenian deformation of the Blue Ridge of Virginia. Imaged surface has a coat of transparent acrylic paint on it. Here's the other side (unvarnished) of the sample: https://viewer.gigamacro.com/view/Phvw8ZANoxT0HP5n