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Cubic Zirconia - Fire Opal - Barrel
Cubic Zirconia - Fire Opal - Barrel


Rated AAA, our lab created cubic zirconias are as beautiful as natural diamonds. Our high quality, calibrated CZs are precision cut and perfect for any setting, or to embed directly into metal clay.

Available in a variety of shapes, sizes and colors, get the sparkle and shine of diamonds with these beautiful, affordable stones.

Click here to download a PDF version of our firing guide.

Cubic Zirconia Fire Opal

Open Fire or Carbon Fire at 1560F / 20 min. May be fired up to 2 hours at 1650F, but color will fade slightly. Hardness: Cubic zirconia has a rating of approximately 8.5 on Mohs hardness scale vs. a rating of 10 for diamond.

Item# Item Name Price Qty
CZF-329 CZ - Fire Opal - Barrel 4mm x 6mm - Pkg - 4
CZF-330 CZ - Fire Opal - Barrel 5mm x 7mm - Pkg - 4
CZF-331 CZ - Fire Opal - Barrel 6mm x 8mm - Pkg - 2
CZF-332 CZ - Fire Opal - Barrel 8mm x 10mm - Pkg - 1
CZF-319 CZ - Fire Opal - Barrel 11mm x 15mm - Pkg - 1
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