# Chattanooga Shale

> devonian era geologic formation in Appalachian and Southern United States

**Wikidata**: [Q17508629](https://www.wikidata.org/wiki/Q17508629)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Chattanooga_Shale)  
**Source**: https://4ort.xyz/entity/chattanooga-shale


## References

1. Chattanooga shale and related rocks of central Tennessee and nearby areas