Cut from natural black onyx rough, most of this material is dyed to assure uniform blackness. Extremely well cut and polished. Black onyx has traditionally been used to banish grief and enhance self control.
Cabochons>Grade B>OnyxCabochonsGrade BOnyxBlacks16mmRound16mmhttp://www.firemountaingems.com/itemdetails/h201691cbH201691CBCabochon, black onyx (dyed), 16mm calibrated round, B grade, Mohs hardness 6-1/2 to 7. Sold per pkg of 2.//image1.fmgstatic.com/images/p1691cbb.jpg5.435.43As Low As $1.12 per cabochon