By: nova-an-slc
Image: Robin Rohrback, Mid-Atlantic Geo-Image Collection
License: Creative Commons Non Commercial ⧉

Uploaded: 25 Jan 2021
Last Updated: 25 Jan 2021

172 megapixels
14,468 x 11,904 pixels
48.2 in X 39.7 in at 300dpi
4,154 pixels per inch

Hardness; 3.5-4 Streak: White Other properties: if powdered, effervesces on contact with HCl