🥀Rare 10K Gold North/South Ring with Bluish/Purple Iolite Oval Cut Stones! Size 7.5. 2.75 ctw. Iolite gemstone is the gem-quality variety of the mineral cordierite. In shifting shades of violet & blue, it carries the spirit of journey & illumination. Blue gemstones are often highly sought after as they represent royalty, wisdom and loyalty. Gems like iolite make for an excellent, choice. Iolite stones also have plenty of spiritual meaning and healing properties attached to them, so they have their own unique value! These stones are beautifully set in solid 10K yellow gold and is a great addition to anyones jewelry collection! See pics as part of description and measurements