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Riesling Beryl
Riesling Beryl

Alexandrite
Alexandrite



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Riesling Beryl
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Alexandrite

Riesling Beryl and Alexandrite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Strongly dichroicMartin H. Read
Not Available
1.3 Dispersion
0.01NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Transparent to nearly opaque
1.5 Refractive Index
1.591.739-1.770
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
0.004-0.0100.007-0.010
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Riesling Beryl and Alexandrite Optic Character

Riesling Beryl and Alexandrite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Riesling Beryl and Alexandrite 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 Alexandrite 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. Alexandrite has Biaxial/+ character.

Riesling Beryl and Alexandrite Transparency

Similar to their colors, Riesling Beryl and Alexandrite 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.