![A Gray Rock with Oxidization](https://etc.usf.edu/clippix/pix/a-gray-rock-with-oxidization_medium.jpg)
A Gray Rock with Oxidization
WARNING: You are about to download a 23.0 MB TIFF!
Normally such a large file is only needed for high quality printing purposes. If you are certain that you need such a large file, click the DOWNLOAD button to begin.
If you do not wish to download the large TIFF, just click the × in the top right-hand corner to close this alert.