Walnut Clay Explained

Walnut Clay
Type:Formation
Age:Cretaceous
Period:Cretaceous
Region:Texas
Unitof:Fredericksburg Group

The Walnut Clay is a geologic formation in Texas. It preserves fossils dating back to the Cretaceous period.

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References

This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Walnut Clay".

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