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Coral
Coral

Moldavite
Moldavite



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Coral
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Moldavite

Coral and Moldavite Optical Properties

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1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
Absent
1.3 Dispersion
NoneNone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent
1.5 Refractive Index
1.486-1.6581.48-1.54
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Amorphous
1.8 Birefringence
0.160-0.172Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Coral and Moldavite Optic Character

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

Coral and Moldavite Transparency

Similar to their colors, Coral and Moldavite 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, Coral is Translucent while Coral is Translucent in appearance.