Kierikki is an area located in Yli-Ii by the Ii River in Finland.
Research has significantly changed the view of northern Finland in Stone Age.
Arrow heads made of flint were traded from Russia and amber ornaments from Baltic states.
Stone Age chewing gum made of birch bark was found in Kierikki’s excavations in the summer of 2007.
Kierikki ceramics were used in 3500–3100 BC and it preceded another asbestos-ceramic type called pöljä.