Salem Limestone

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Salem Formation
Stratigraphic range: Mississippian
Fossil red algae (Salem Limestone, Middle Mississippian; Elizabethtown, Kentucky, USA) (45624979264).jpg
Fossil red algae on Salem Limestone from Kentucky
Type Formation
Unit of Sanders Group, Meramec Group
Underlies St. Louis Limestone
Overlies Harrodsburg Limestone [1] Warsaw Formation [2]
Lithology
Primary Limestone
Location
Region Illinois, Indiana, Kentucky, and Missouri
Country United States
Type section
Named for Salem, Washington County, Indiana [2]

The Salem Formation is a geologic formation in Illinois, Indiana, Kentucky, and Missouri. It preserves fossils dating back to the Mississippian subperiod. This formation is quarried and used as a building material, known as "Indiana limestone", also called Bedford limestone.

Contents

See also

References

  1. ↑ "General Stratigraphic Column for Paleozoic Rocks in Indiana" (PDF). Archived from the original (PDF) on 2019-07-18.
  2. 1 2 Thompson, Thomas L., 2001, Lexicon of Stratigraphic Nomenclature in Missouri, Missouri Department of Natural Resources, Division of Geology and Land Survey, Report of Investigation Number 73, p 253-254