IODP SEDIS - Thesaurus -

Middle Run Fo

Middle Run Formation
RT	Precambrian
	Proterozoic
	Kentucky
	Indiana
	Ohio
SN	May be Precambrian in age. In the East Continent Rift basin, Cincinnati Arch area of W Ohio, N central Kentucky and SE Indiana. Indexed with age as applicable. Added to Thesaurus in 1995.