Name Carthage limestone applied to limestone lying in upper part of Coal Measures of southwestern coal field bordering Ohio River 1 mi below Uniontown, Union Co., KY, where it is about 8 ft thick. Separated from overlying coal No. 18 by 50 ft of sandstone and shale. Extends into southern IL. [Lies in upper part of McLeansboro formation.] Age is Pennsylvanian.

Source: GNU records (USGS DDS-6; Reston GNULEX).

Carthage Limestone Member revised as member of Sturgis Formation (new). Lisman Formation abandoned, but its Providence Limestone, Anvil Rock Sandstone, Madisonville Limestone, and Carthage Limestone Members are retained as part of the lower half of the new Sturgis Formation. Upper half of Sturgis consists of rocks previously assigned to Henshaw Formation (also abandoned). The Lisman and Henshaw could not be distinguished lithologically.

Source: GNU records (USGS DDS-6; Reston GNULEX).

Carthage Limestone Member of Bond Formation extends to IN. Replaces Shoal Creek Limestone, now restricted. Type locality of Shoal Creek (of Kosanke and others, 1960) is reference section for Carthage. Thickness is 1.5 to 1.8 m thick in Posey Co. Thins to less than 1 ft north of Sullivan Co. Underlies St. Wendel Sandstone Member of Bond Formation. Overlies Parker Coal Member of Patoka Formation. Age is Late Pennsylvanian (Missourian). (Annotation by D.D. Carr.)

Source: GNU records (USGS DDS-6; Reston GNULEX).