Boone Formation

The Boone Formation a discrete and definable unit of cherty limestone rock strata located in northwest Arkansas, Missouri and northeast Oklahoma.^[1][4]

Boone Limestone
Stratigraphic range: Mississippian
Boone Formation along I-49 near the Arkansas-Missouri border
Type	Formation
Sub-units	St. Joe Limestone Member
Underlies	Batesville Formation
Overlies	Chattanooga Formation
Lithology
Primary	Limestone
Other	Chert
Location
Region	Arkansas, Missouri, Oklahoma
Country	United States
Type section
Named for	Boone County, Arkansas
Named by	John Casper Branner and Frederick William Simonds, 1891[1][2][3]

The stratigraphy of the Boone Formation dates to the Mississippian age.^[4]

The Boone Formation is rich in fossils, and occasionally preserves the remains of sharks' teeth in outcrops along Buffalo National River.^[5]: 64

Equivalent rocks of the Osagean in southwest Missouri include the Pierson Limestone, Fern Glen Formation, Reeds Spring Formation, Elsey Formation (including the Grand Falls Chert), Burlington Limestone and the Keokuk Limestone.^[1]

See also