Castillo Formation
# Castillo Formation

Castillo Formation can refer to:

* Castillo Formation, Venezuela, an Early Miocene geologic formation in Venezuela
* Castillo Formation, Argentina, a Cenomanian geologic formation in Argentina
* Castillo Pedroso Formation, a Jurassic geologic formation in Spain
* Cerro Castillo Formation, a Jurassic geologic formation in Argentina
* Sierra del Castillo Formation, a Carboniferous geologic formation in Spain
