Riesling Beryl and Omphacite Optical Properties

Riesling Beryl

Omphacite

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1 Optical Properties

1.1 Luster

Not Available

Vitreous

1.2 Pleochroism

Strongly dichroicMartin H. Read

Weak: colorless -- very pale green -- very pale green

1.3 Dispersion

0.01NA

0.007 1

1.4 Transparency

Not Available

TranslucentAnthony et al, Handbook of mineralogy (2001)

1.5 Refractive Index

1.591.662-1.723

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

0.004-0.010Not Available

0 0.296

1.9 Clarity

Not Available

TranslucentAnthony et al

Riesling Beryl and Omphacite Optic Character

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

Similar to their colors, Riesling Beryl and Omphacite 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.