Rachel Sager "Utica" mosaic sculpture - shale drillingSeptember 2011

17.5″h x 13″w x 13″d

Materials: Western Pennsylvania sandstone block, Marcellus shale, fossil-rich sandstone, unglazed ceramic tile, 24-karat gold smalti, galena, coal, concretion stone, copper and steel pipe


Artist Statement

Below the Marcellus formation lays an even deeper, and possibly richer, layer of shale called the Utica; a great example of a contemporary Terra Incognita.