Ruby and Riesling Beryl Optical Properties

Ruby

Riesling Beryl

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1 Optical Properties

1.1 Luster

Vitreous, Adamantine, Vitreous, Adamantine

Not Available

1.2 Pleochroism

Strong: purplish-red

Strongly dichroicMartin H. Read

1.3 Dispersion

0.020.01

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to opaque

Not Available

1.5 Refractive Index

1.762-1.7781.59

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Not Available

1.8 Birefringence

0.0080.004-0.010

0 0.296

1.9 Clarity

Transparent

Not Available

Ruby and Riesling Beryl Optic Character

Ruby and Riesling Beryl optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Ruby and Riesling Beryl 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 Ruby and Riesling Beryl 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.

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Ruby and Riesling Beryl Transparency

Similar to their colors, Ruby and Riesling Beryl 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, Ruby is Translucent, Transparent and Transparent to opaque while Ruby is Translucent, Transparent and Transparent to opaque in appearance.