Stellers Sea Cow Rib Bone pre 1772 bone from the extinct mammal, this is the densest marine mammal rib bone and is favored by knife makers, pen makers carvers and hook makers.  Can be filled with CA glue or thin epoxy or stabilized to increase the density if desired.  The true color and shine is shown on the cut end that is polished, not coated.

Steller’s Sea Cow rib bone with very rare spectacular color and super dense, good for jewelry, knife handles pistol grips or carving, This is a very large dense piece -  31" long cut end is  1 1/2" x 2" dia -$275 shipping included