Bone can be dyed almost any color using fabric dye. It can be easily carved or scrimshawed, and some people paint pictures on it. Bone is the perfect ivory substitute, as its color--like ivory--mellows with age. Sizes, shapes and colors may vary with handcrafted items.
Cabochons>Bone>WhitesCabochonsBoneWhites14x10mmOval10mmBleachedhttp://www.firemountaingems.com/itemdetails/h201252cbH201252CBCabochon, bone (bleached), ivory, 14x10mm hand-cut calibrated oval, Mohs hardness 2-1/2. Sold per pkg of 2.//image1.fmgstatic.com/images/p1252cbb.jpg5.845.84As Low As $1.21 per cabochon