This quartz is first heated then quickly cooled, developing beautiful internal fractures reminiscent of ice crystals. The internal surface reflects light and colors in every direction. Because the cracking varies from bead to bead, they may range from almost clear to semi-opaque.
Beads>Grade B>Ice Flake QuartzBeadsGrade BIce Flake QuartzClearBall6mmHeatedhttp://www.firemountaingems.com/itemdetails/h206563gsH206563GSBead, ice flake quartz (heated), 6mm round, B grade, Mohs hardness 7. Sold per 16-inch strand.//image1.fmgstatic.com/images/p6563gsb(2).jpg13.8713.87As Low As $7.11 per strand