Image: Niobrara, opalized, Ellis County 20180915 110441
Size of this preview: 759 × 599 pixels. Other resolutions: 304 × 240 pixels | 2,249 × 1,776 pixels.
Original image (2,249 × 1,776 pixels, file size: 1.11 MB, MIME type: image/jpeg)
Description: Fort Hays Limestone member of the Niobrara Chalk, opalized, used as rip rap in Frontier Historical Park, Hays, Kansas.
Title: Niobrara, opalized, Ellis County 20180915 110441
Credit: Own work
Author: IveGoneAway
Usage Terms: Creative Commons Attribution-Share Alike 4.0
License: CC BY-SA 4.0
License Link: https://creativecommons.org/licenses/by-sa/4.0
Attribution Required?: Yes
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