Jelly opal, also known as water opal, are unique gemstones with a gelatinous appearance. Composed of silica, they exhibit a play-of-color that moves across the stone in shades of red, blue, or yellow. Symbolizing perseverance and stability, jelly opals are valued for their transparency and enormous fire pattern. Lab-created jelly opals are popular for their unique color and affordability, making them ideal for jewelry. Scroll down to learn more about the formation of lab-created jelly opals, their optical properties, and how they differ from natural opals!
Products
Jelly Opal / Water Opal



Bello Jelly Opal (Lab-Grown Opal)
Elements: 80% Silica & 20% Resin
FEATURES:
- Grow in laboratory over time
- Resin is impregnated
- Stable, No Cracking, Crazing or Yellowing
- Intense Play of Color
- Vertical fire displays the unique growth pattern
- Horizontal and vertical fire
- Some translucent color effect
- Plentiful color variation
- Available in 45 colors
What is Bello Jelly Opal?
Bello Opal® represents the highest quality lab-grown opal which we guarantee to deliver. Bello Jelly Opal (Lab-Grown Opal) has same chemical elements and characteristics as Bello Opal. They are both composed of 80% silica & 20% resin and take about a year to grow in laboratory. By comparing to Bello Opal, Bello Jelly Opal shows translucent color and bigger scale of fire pattern. You may find translucent color for some light color, such as white opal, light blue opal, light green opal, light pink opal…etc. You can also call it “Jelly Opal”.
Bello Jelly Opal is available in 45 different colors.



RESEMBLING THE BEAUTY OF ETHIOPIAN OPAL
Different from Bello Opal which shows vibrant colors, Bello Jelly Opal displays natural precious opal beauty with a touch of translucent color.
- It resembles the beauty of Ethiopian Opal.
- It is an excellent opal material for three-dimensional shape design, such as round beads, drops, oval beads or irregular carving.
Type of Bello Jelly Opal
Learn More About Jelly Opal
Properties comparison to natural opal:
Category | Lab-Grown Jelly Opal | Natural Opal |
|---|---|---|
Academic Name | Polymer Impregnated Synthetic Opal | N/A |
Collection | Bello Jelly Opal | N/A |
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. |
Jelly Opal’s Features | |
|---|---|
Color Range | OP501 to OP552 |
Size Range | 1.2mm to 50mm + |
Thickness Range | 0.4mm to 18mm |
Options for fire pattern | A cut (dot pattern), B cut ( horizontal stripe pattern), C cut ( Vertical stripe pattern) |
Jewelry Plating | Jelly Opal could work well with jewelry plating. |
Chemical Resistance | Alcohol |
Glass Compatibility | Jelly Opal is not glass compatible. Please refer to "Galaxy Opal". |
Guarantee on quality | No Cracking, Crazing or Yellowing |
Limitations | Jelly Opal sheet cannot bend like plastic, it doesn't have elasticity. |
