Project Description
Lab Grown Alexandrite
Lab grown alexandrite is grown via Czochralski growth method in the labs, its chemical composition is BeAl2O4, the same chemical as natural alexandrite. Also, all the other physical and optical features are the same too. Meanwhile, lab grown alexandrite is bluish green and it will change color to purplish red under sunlight or warm light. The pros of lab grown alexandrite is that it is clean and intense color change effct…READ MORE
We are supplying Czochralski(pulled) method growth lab grown alexandrite, the color will be rich bluish green in daylight and it will turn to purplish red in warm light or sunlight. The cutting and polishing of each stone is excellent, absolutely 3A quality, and full of play of fire. We have inventory, the round melee is available from 0.9mm, the other regular shapes are in stock as well. Customized stone is welcome also.
Specification Comparison
Item | Lab grown alexandrite | Natural alexandrite |
Chem Composition | BeAl2O4 | BeAl2O4 |
Crystal system | Orthorhombic | Orthorhombic |
Mohs Hardness | 8.5 | 8.5 |
Specific Gravity | 3.71 | 3.71~3.72 |
Melting Temperature | 1870℃ | 1870℃ |
Refractive Index | 1.743~1.752 | 1.747~1.757 |
Double Refraction | 0.009 | 0.01 |
Dispersion | 0.015 | 0.015 |
Transparency | Transparent | Transparent |
Lab grown alexandrite features
- Grown in labs
- Ethical
- Conflict free
- Environment friendly
- Clean
- Affordable
- Full shape & size in stock
- Custom order
Our service
- Fast shipping(<7 days)
- Custom special order
- Full inventory
- Free exchange
- Small order is welcomed
- Prepare inventory for you