# Fernvale Limestone

> geologic formation in Alabama, Arkansas, Illinois, Missouri, Oklahoma and Tennessee

**Wikidata**: [Q17510446](https://www.wikidata.org/wiki/Q17510446)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Fernvale_Limestone)  
**Source**: https://4ort.xyz/entity/fernvale-limestone