carolinageologicalsociety.org

Wikipedia: Schist

Wikipedia: Duke University

Wikipedia: Chatham County, North Carolina

Anchor text: ''Studies of Inner Piedmont Geology with a focus on the Columbus Promontory''

Wikipedia: Chimney Rock State Park

Wikipedia: Pekin Formation

Wikipedia: Lilesville Granite

Anchor text: LEE CREEK MINE - Carolina Geological Society (1992)

Wikipedia: Urosalpinx gilmorei

Anchor text: LEE CREEK MINE - Carolina Geological Society (1992)

Wikipedia: Urosalpinx miamiensis

Anchor text: LEE CREEK MINE - Carolina Geological Society (1992)

Wikipedia: Urosalpinx rucksorum