Panola Mountain is a granite

monadnock An inselberg or monadnock () is an isolated rock hill, knob, ridge, or small mountain that rises abruptly from a gently sloping or virtually level surrounding plain. In Southern Africa a similar formation of granite is known as a koppie, a ...

near Stockbridge on the boundary between Henry County and

Rockdale County, Georgia Rockdale County is a county located in the U.S. state of Georgia. As of the 2020 census, the population was 93,570 up from 85,215 in 2010. The county seat is Conyers. Rockdale County is included in the ''Atlanta-Sandy Springs-Roswell, GA Metr ...

. The peak is above sea level, rising above the South River. The South River marks the boundary between Henry, Rockdale, and DeKalb counties. Due to its delicate ecological features, Panola Mountain was designated a

National Natural Landmark The National Natural Landmarks (NNL) Program recognizes and encourages the conservation of outstanding examples of the natural history of the United States. It is the only national natural areas program that identifies and recognizes the best ...

in 1980.

References

External links

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Panola Mountain State Park
{{authority control State parks of Georgia (U.S. state) Mountains of Georgia (U.S. state) Inselbergs of North America National Natural Landmarks in Georgia (U.S. state) Protected areas of Rockdale County, Georgia Protected areas of Henry County, Georgia Nature centers in Georgia (U.S. state) Landforms of Rockdale County, Georgia Landforms of Henry County, Georgia