Iolite (Water Sapphire) Earrings, Faceted Ovals, 925 Sterling Silver, P1Lovely faceted squares of Iolite, bezel set and hung diamond fashion on hand crafted hooks. The stones are a lovely dark blue with violet tinge and good clarity, with no visible inclusions. This stone does look like the much more expensive sapphire, hence the popular name of Water Sapphire, but it's actually a different stone altogether called Cordierite Iolite is pleochroic, meaning it's colour can change from grey blue to Violet according to the