Route 37 Roadcut
Harrodsburg
Monroe County
Indiana

(This locality is also given as "Route 37 Roadcut near Bedford, Indiana" but in fact is located closer to Harrodsburg and is in Monroe County).

The roadcut exposes a geode-bearing limestone formation; the geodes contain a variety of well-crystallized minerals. Commercial quarrying of the same formation occurs in the region, raising the possibility of other localities forspecimens in the region.

Barite
Calcite
Dolomite
Marcasite
Millerite
Quartz
Sphalerite

Ankerite - reported, not documented
Aragonite - reported, not documented
Goethite - reported, not documented
Siderite - reported, not documented

Sources:

Ley, Richard M.
A Notable millerite locality near edford, Indiana
Mineralogical Record, Vol. 22, No. 5, p. 351-354