Aurora Opal
Lot 1124
Color: Violet with Red fire
Type: Rough Stone
Size: 57-58x39-40x14-15mm
Weight: 41-45gr
Classification: Lab Grown Opal Polymer Impregnated
Chemical composition: SiO2 + nH2O + Resin (75-85%)
Hardness: Pencil Hardness 3-5H
Specific Gravity: 1.25-1.35
Heat Resistance: 140 C
Resistance to Chemicals: Alcohol – Pass; Acetone - NG
Water: 0%
Polymer: 75-85%
