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10 things you need to know about "Synthetic Opal"
Bello Opal® drop (Polymer Impregnated Synthetic Opal ) is
a popular item for earrings design.
Sanwa offers two different options
for drop design.
|
|
| Traditional Pattern | New Pattern |
| A cut opal drop | B cut opal drop |
| Opal drop displays vertical stripe pattern | Opal drop displays both dot and stripe pattern |
| Only with length up to 18mm | Length up to 40mm + |
Different from A cut opal drop which shows vertical fire, B cut opal drop displays multi-pattern like photo.
Faceted cut opal drop is also available for order.
Opal drop is commonly used as earrings design.
Rather than using half drill opal drop for most of the traditional design, this kind of steeple opal drop is also increasingly popular for jewelry designers.
Properties comparison to natural opal
| Category | Polymer Impregnated Synthetic Opal | Natural Opal |
|---|---|---|
Elements |
80% Silica & 20% Resin | Silica & Water |
MOHS Hardness |
4 | 3-5.5 |
Specific Gravity |
1.80-1.90 | 1.98-2.20 |
Heat Resistance |
130 degree C. | 100 degree C. |
Color Range |
OP01 to OP92 |
|---|---|
Degree of transparency |
Relatively low |
Jewelry Plating |
Bello Opal® could work well with jewelry plating |
Chemical Resistance |
Thinner, Methanol, Acetone |
Glass Compatibility |
Bello Opal® is not glass compatible. Please refer to "Galaxy Opal" |
Guarantee on quality |
No Cracking, Crazing or Yellowing |
