Two chert lens 10-20cm thick exposed in Darby Creek. Appears to be White River Formation, but stratigraphically lower than Flattop. Extensive quarrying evident. Quality generally not as good as Flattop.
Two chert lens 10-20cm thick exposed in Darby Creek. Appears to be White River Formation, but stratigraphically lower than Flattop. Extensive quarrying evident. Quality generally not as good as Flattop.
Our members make history happen.
Explore Nebraska
History Nebraska's mission is to collect, preserve, and open our shared history to all Nebraskans.
Explore Nebraska Collections
Get a closer look at Nebraska's history through your own eyes, with our extensive video collections.
History Nebraska Research and Reference Services help connect you to the material we collect and preserve.
Volunteers are the heroes of History Nebraska. So much history, so little time! Your work helps us share access to Nebraska’s stories at our museums and sites, the reference room, and online.