Artefacts from Grime's Graves flint mine, Weeting, Norfolk
Reconstruction drawing of 2 antler picks, a green stone axe and a bird skull. These objects were found arranged like this during excavations of Greenwell's Pit at Grime's Graves. Grime's Graves was a Stone Age (Neolithic) flint mine. Stone Age peoples used antler picks to dig mine shafts to mine flint from underground to use to make stone tools.