Laserblue Value, Price, and Jewelry Information

“Laserblue” synthetic glass: 16.04 cts. Photo © Joel E. Arem, PhD, FGA. Used with permission.


Laserblue Information

Data Value
Name Laserblue
Is a Variety of Glass
Stone Sizes To very large
Heat Sensitivity Yes
Special Care Instructions This is a rare glass. It is brittle, hard to cut and easy to chip.
Identifying Characteristics Always a pure blue with medium to deep tone. Typical glass inclusions, bubbles and swirl marks. Extraordinary hardness for glass at 6.5
Formula borosilicate + Cu
Colors Blue
Fracture Conchoidal
Hardness 6.5
Cleavage None
Wearability Poor
Crystallography Amorphous.
Refractive Index 1.520
Birefringence None.
Dispersion Low.
Luminescence Intense, strong blue in UV long and short.
Luminescence Present Yes
Luminescence Type Fluorescent, UV-Long, UV-Short
UV Long Intense blue
UV Short Strong blue
Absorption Spectrum Strong line 630 nm general absorption 540 – 550 nm.
Pleochroism None.
Optics Isotropic.
Luster Vitreous.
Polish Luster Vitreous.
Fracture Luster Vitreous.
Specific Gravity 2.30-4.50 (glass)
Enhancements None.
Transparency Transparent.
Phenomena None.