7.14.06 Red obsidian blade with some external cortocoid material intact.  19 g.  3.84 cm long; 3.82 cm wide; 1.64 cm broad.  Found by screening material from Locus 117.  Retouch appears likely to be unifacial with some usage marks on other side but may possibly be bifacial.
Retouch: unifacial
Patination: 0