Riesling Beryl and Boulder Opal Optical Properties

Riesling Beryl

Boulder Opal

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Strongly dichroicMartin H. Read

AbsentWalter Schumann

1.3 Dispersion

0.01None

0.007 1

1.9 Transparency

Not Available

Transparent, Translucent

1.10 Refractive Index

1.591.370-1.470

1 3.25

2.5 Optic Character

Not Available

2.6 Crystal System

Not Available

2.7 Birefringence

0.004-0.010Not Available

0 0.296

2.8 Clarity

Not Available

Transparent

Riesling Beryl and Boulder Opal Optic Character

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

Similar to their colors, Riesling Beryl and Boulder Opal 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, Riesling Beryl is Not Available while Riesling Beryl is Not Available in appearance.