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RRIO-AH-1LB
Quantity: 1 pound
Average size range: 25 to 40 millimeters
Iolite, more commonly known as cordierite in mineralogy, tends to be found along with metamorphic rock and granite veins. Lab-grown iolite is most commonly used in ceramics for catalytic converters, while gem-grade iolite is sometimes used as a substitute for sapphire due to its similar color.
