This is a clear obsidian arrowhead found in the wash layer of the 4th extension of WSDB (to 10 m). It was found at -112 rom WSDB Datum 3, 2.05 m from the NE baulk, and also 2.05 m from the NW baulk. It is 2 g, 2.6 cm long, 1.6 cm wide, .5 cm thick.
Retouch: yes
Patination: