Hong Kong International Jewellery Show 2025 | Venues:Asia World - Expo, Hong Kong (AWE) | Date:2nd – 6th Mar 2025
Hong Kong International Jewellery Show 2025 | Venues:Asia World - Expo, Hong Kong (AWE) | Date:2nd – 6th Mar 2025
Galaxy opal tumbled stone is popularly used for glassblowing art.
The most popular sizes are 2-4mm, 3-6mm and 8-10mm. Above shows the quantity of 1g in each size range.
Sanwa offers 14 different opal colors. There are 4 black opal colors.
Galaxy opal is compatible with Borosilicate glass (COE33 glass).
| Category | Mineral Type Created Opal | Natural Opal |
|---|---|---|
Elements |
Silica & Water | Silica & Water |
MOHS Hardness |
5.5 | 3-5.5 |
Specific Gravity |
1.90-2.2 | 1.98-2.20 |
Heat Resistance |
900 degree C. | 100 degree C. |
Color Range |
OP701 to OP714 |
|---|---|
Size Range |
1.2mm to 50mm + |
Thickness Range |
0.5mm to 18mm |
Options for fire pattern |
A cut (dot pattern), B cut (horizontal stripe pattern), C cut (Vertical stripe pattern) |
Jewelry Plating |
Galaxy Opal could work well with jewelry plating |
Chemical Resistance |
Thinner, Methanol, Acetone |
Glass Compatibility |
Galaxy Opal is glass compatible |
Guarantee on quality |
No Cracking, Crazing or Yellowing |
Limitation |
Galaxy Opal sheet cannot bend like plastic, it doesn't have elasticity |
