Cobble Chopper Item Number: 2019.O.006:347 from the Sto:lo Research & Resource Management Centre
cortex light green/grey, inside dark grey, dark brown patinated area, fine grained, opaque, unifacial end flaking with bifacial retouch along edge, single-beaked, symmetrically converging, flakes missing from proximal end could indicate impact marks from a hammerstone
no provenance - collected from Fraser Valley/Vancouver Island/Northwest Coast