Origin: Mexico Opal TypeSolid Shape: Oval Cut: Cabochon Body Color: Orange Fire Color: Green / Rainbow Transparency: Translucent Fire Visibility (1-5): 3 Weight (ct): 1.9 Dimensions (mm): 10x7.5x4.5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO73