Pre-Quaternary -ageThis web map service shows the chronostratigraphic age of geological units of the seafloor originated earlier than 2,588 Ma from now (pre-Quaternary). International Geological Map of Europe and Adjacent Areas (Asch, 2005). The scale varies between 25,000 and 5 000 000.The data were compiled by BGR from the EMODnet geology partner organisations in the EMODnet Geology project between 2009 and 2021

Pre-Quaternary - Lithology. This web map service shows the geological units of the seafloor originated earlier than 2,588 Ma from now (pre-Quaternary). International Geological Map of Europe and Adjacent Areas (Asch, 2005). The scale varies between 25,000 and 5 000 000.The data were compiled by BGR from the EMODnet geology partner organisations in the EMODnet Geology project between 2009 and 2021