• Snowy mountain peaks
  • Folded radiolarian chert contains billions of microscopic fossils from plankton that were most commonly found in nutrient-rich ocean waters. These skeletons of single-celled plankton are called radiolaria.

Geology and Geologic Time through Photographs

Geology photos by Marli Miller
free downloads for instructors

This site offers a compilation of images from 35 years of geological field research. The photos on this site are suitable for instructional presentations and are freely available for those purposes.
If you need a print-quality image or intend to use an image commercially, please contact me to discuss licensing. Include the image id, visible on the more detailed description you gain from clicking on the thumbnail.

Unless explicitly stated otherwise, all photos on this site were taken by, and are property of, Marli Miller