Armuelles Formation

Armuelles Formation
Stratigraphic range: Early Pleistocene
TypeFormation
Unit ofCharco Azul Group
OverliesPenita & Charco Azul Formations
Lithology
PrimarySiltstone
OtherSandstone, conglomerate
Location
RegionLimón Province, Chiriquí Province
CountryCosta Rica, Panama
Type section
Named forPuerto Armuelles

The Armuelles Formation is a geologic formation in Costa Rica and Panama. It preserves fossils.