Iolite

Joe Henley Rough & Gemstones Verified independent store

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Parcel of inky blue/grey Iolite from Babati, Tanzania. Iolite exhibits pleochroism, which means it absorbs varying wavelengths of light based on the angle of incoming rays or their polarization plane. As a result, the gemstone showcases different hues depending on the viewing angle. When rotated, this Iolite reveals a spectrum of colors spanning from deep oceanic blue to a cool grey. They cut mesmerizing gemstones. 19 pieces / 25.790 total grams / 128.95 total carats / 6.78+ average carats / eye-clean Show more