finely carved and smoothed on both sides.  Beads such as this example were often made with the same techniques employed to create stone weapons and tools - flaking or rough grinding on abrasive blocks.  Final shaping and polishing was done with abrasives made of flint chips, sands or clay slurry.

For a related example see Dublin, L "A History of Beads" (1987) Timeline of Bead History p112 #315. 

Condition:  The bead is intact and in very good condition overall.  A rare and fine example. 

Dimensions:  Width:  2.8cm (1 1/8 inches)

Provenance:  Private NY collection