Source rock formations

geological formation in Canada

anoxic extinction events in the Cretaceous period, occurring at 91.5 ± 8.6 Ma

rock from which hydrocarbons are generated

lithostratigraphic unit in Argentina containing oil

geological formation in Great Britain

Oil-bearing rock formation in Russia

Geological rock formation known for crude oil production

geological formation in the United States of America

is part of the Tertiary Niger Delta (Akata-Agbada) petroleum system located in the Niger Delta Province, of Nigeria at the Gulf of Guinea