Impregnated Opal
Lot R1121
Color: Black with Red fire
Type: Rough
Size: 28-30x19-20x13-14mm
Weight: 14-15gr
Classification: Lab Grown Opal Polymer Impregnated
Chemical composition: SiO2 + nH2O + Resin (15-20%)
Hardness (Mohs): 4
Specific Gravity: 1.88-1.92
Heat Resistance: 140 C
Resistance to Chemicals: Alcohol – Pass; Acetone - NG
Water: 0%
Polymer: 15-20%
