The cutter took full advantage of this iolite’s color and transparency, fashioning it into a uniquely carved gem, ready for use in jewelry. – Lydia Dyer, Gem courtesy John Dyer & Co. Affordable and ...

Iolite’s strong pleochroism makes the gem tricky to cut for best color ... Why not? Experts believe that jewelry designers and retailers have yet to see a consistent enough supply of iolite in uniform ...