Chalk and Shale Formations
County: Gove
Date: October 2008
Photographer: John Charlton/KGS
Place Name: Castle Rock
Short description: Chalk and shale formations near Castle Rock in Gove County. Chalk formations in Gove County are part of the Smoky Hill Chalk Member of the Niobrara Chalk. The massive layers of chalk formed from sediments deposited on the bottom of a great inland sea that covered much of western North America during the later part of the Cretaceous Period, about 80 million years ago.
Key Words
Download
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.
