Category | Imitation Opal | Lab-Grown Opal | Lab-Grown Opal | Lab-Grown Opal |
---|---|---|---|---|
Academic name |
Resin Colloidal Imitation Opal | Polymer Impregnated Synthetic Opal | Polymer Impregnated Synthetic Opal | Mineral Type Created Opal |
Collection |
Oparex Nebula Opal (Aurora Opal) | Bello Opal | Bello Jelly Opal | Bello Galaxy Opal |
Elements |
20% Silica & 80% Resin | 80% Silica & 20% Resin | 80% Silica & 20% Resin | Silica & Water |
MOHS Hardness |
2 | 4 | 4 | 5.5 |
Specific Gravity |
1.35-1.40 | 1.80-1.90 | 1.80-1.90 | 1.90-2.20 |
Heat Resistance |
130 degree C. | 130 degree C. | 130 degree C. | 900 degree C. |
Options for fire pattern |
Non-directional wave pattern |
---|---|
Degree of transparency |
Relatively high |
Jewelry Plating |
Not suitable |
Chemical Resistance |
Methanol |
Glass Compatibility |
Oparex Opal is not glass compatible. Please refer to "Galaxy Opal" |