Laserblue Value, Price, and Jewelry Information

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

Laserblue Value

The International Gem Society (IGS) has a list of businesses offering gemstone appraisal services.

Laserblue Information

Is a Variety ofGlass
Crystallography Amorphous.
Refractive Index 1.520
Colors Blue
Luster Vitreous.
Polish Luster Vitreous.
Fracture Luster Vitreous.
Fracture Conchoidal
Hardness 6.5
Specific Gravity 2.30-4.50 (glass)
Birefringence None.
Cleavage None
Dispersion Low.
Stone SizesTo very large
Heat SensitivityYes
Luminescence Intense, strong blue in UV long and short.
Wearability Poor
Enhancements None.
Special Care InstructionsThis is a rare glass. It is brittle, hard to cut and easy to chip.
Transparency Transparent.
UV LongIntense blue
UV ShortStrong blue
Absorption Spectrum Strong line 630 nm general absorption 540 – 550 nm.
Phenomena None.
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
FormulaBorosilicate + Cu
Pleochroism None.
Optics Isotropic.