Beryl and Jet Optical Properties

Beryl

Jet

Add ⊕

1 Optical Properties

1.1 Luster

Vitreous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous, Vitreous, Resinous

Waxy

1.2 Pleochroism

Weak to distinct

AbsentWalter Schumann

1.3 Dispersion

0.01None

0.007 1

1.4 Transparency

Transparent, Transparent to opaque

Gemmological Tables (2004) More from other references

1.5 Refractive Index

1.560-1.6041.640-1.680

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Amorphous

1.8 Birefringence

0.0040-0.0070Not Available

0 0.296

1.9 Clarity

Transparent

Gemmological Tables (2004) More from other references

Beryl and Jet Optic Character

Beryl and Jet optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Beryl and Jet Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Beryl and Jet optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Compare Blue Gemstones

Beryl Vs Boleite

Beryl Vs Brucite

Beryl Vs Boulder Opal

Beryl and Jet Transparency

Similar to their colors, Beryl and Jet transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Beryl is Transparent and Transparent to opaque while Beryl is Transparent and Transparent to opaque in appearance.