Provenance studies of basaltic tools from the Polish Lowlands in the light of geochemical and mineralogical studies

Supplementary materials to the article entitled "Provenance studies of basaltic tools from the Polish Lowlands in the light of geochemical and mineralogical studies".The reposited data includes microphotographs of basaltic reference materials, microphotographs of archeological artefacts and text files with their descriptions, as well as chemical analyses of minerals from reference materials and artifacts along with analytical points on photos.