Geological Map of the Crystalline Basement of Northern Estonia 1:200 000

The present geological map of the crystalline basement of Northern Estonia is the second, middle part of the whole geological map of the crystalline basement of the northern part of Estonia being compiled by the Geological Survey of Estonia. The map represents the summary and unified, contemporary presentation of the results of geological-petrographical researches carried out by the Geological Survey of Estonia during last 30 years (1960-1990).