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Prasiolite
Prasiolite

Riesling Beryl
Riesling Beryl



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Prasiolite
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Riesling Beryl

Prasiolite and Riesling Beryl Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
Very weak: light green pale greenWalter Schumann
Strongly dichroicMartin H. Read
1.3 Dispersion
0.010.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Not Available
1.5 Refractive Index
1.544-1.5531.59
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Not Available
1.8 Birefringence
0.0090.004-0.010
Achroite
0 0.296
1.9 Clarity
Transparent
Not Available

Prasiolite and Riesling Beryl Optic Character

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

Prasiolite and Riesling Beryl Transparency

Similar to their colors, Prasiolite 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, Prasiolite is Translucent and Transparent while Prasiolite is Translucent and Transparent in appearance.