Purgatory Conglomerate

Purgatory Conglomerate
Stratigraphic range: Carboniferous (Pennsylvanian)
TypeFormation
Unit ofNarragansett Bay Group
Informal: Rhode Island Group (RI)
Lithology
Primary"near metamorphic" conglomerate
Location
RegionNew England (Rhode Island)
CountryUnited States
Type section
Named forPurgatory, Middletown, Newport, RI

Dating to the Carboniferous period, the Purgatory Conglomerate is a geologic formation in Rhode Island.