Geologic image in the Kentucky Geological Survey data repository.Image Name: Image Date: 12/14/2009 Category: photo_outcrop Source: Carey, Dan Format: JPG Size (MB): 0.40 Pixel Dimensions: 957 x 538 Description: Nunn Parkway, mile: 72.5-72.9: Fort Payne Formation (Mfp): siltstone and shale.