County: Clark

Date:

Photographer: John Charlton/KGS

Place Name:

Short description: Ogallala Formation outcrop in the Red Hills in Clark County. Soils, shales, siltstones, and sandstones in the rugged Red Hills region get their color from iron oxide (rust), which turns bright red when exposed to oxygen.

Hi-Resolution Version

Credit: This photo may be reproduced for non-commercial and educational purposes. When using this photo in a publication, website, or presentation, please credit Kansas Geological Survey. For information about use for commercial purposes, please contact the KGS editor.