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Moldavite
Moldavite

Demantoid Garnet
Demantoid Garnet



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Moldavite
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Demantoid Garnet

Moldavite and Demantoid Garnet Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Absent
0.04
Transparent, Translucent
1.48-1.54
-
-
-9999
Transparent
 
-
-
0.06
-
1.88-1.89
-
Isometric
-9999
-

Moldavite and Demantoid Garnet Optic Character

Moldavite and Demantoid Garnet optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Moldavite Vs Demantoid Garnet 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 Moldavite and Demantoid Garnet 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.

Moldavite and Demantoid Garnet Transparency

Similar to their colors, Moldavite and Demantoid Garnet 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, Moldavite is while Moldavite is in appearance.