Endangered Species
Midwest Region

 

 

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Indiana Bat

Chert Nodules in Wyandotte Cave

 

Native Americans ventured deep into caves to obtain chert for their stone tools. This photo shows nodules of chert on the wall and ceiling of Wyandotte Cave in Indiana.

 

Chert nodules on the wall and ceilling at Wyandotte Cave in Indiana.

 


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Last updated: July 16, 2014