#409. Cubic Zirconia Orange, Safe to Fire...........................
Orange Cubic Zirconia Hardness: 8.5-9 Refractive index: 2.15 Specific Gravity: 5.6-6.0 Dispersion:058-.060 Heat Sensitivity: Low Treatment: Synthetic Bright, beautiful, hard and flawless.
Metal Clay, safe to fire. Test Results, Silver 1200F-1HR, Silver 1475F-1HR, Bronze 1525F-2HR, Copper 1778F-30min. Safe to use torch and safe to use carbon.