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Demantoid Garnet
Demantoid Garnet

Coral
Coral



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Demantoid Garnet
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Coral

Demantoid Garnet and Coral Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
NANone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Translucent
1.5 Refractive Index
1.88-1.891.486-1.658
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric
Trigonal
1.8 Birefringence
Not Available0.160-0.172
Achroite
0 0.296
1.9 Clarity
Color grading system
Translucent

Demantoid Garnet and Coral Optic Character

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

Demantoid Garnet and Coral Transparency

Similar to their colors, Demantoid Garnet and Coral 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, Demantoid Garnet is Not Available while Demantoid Garnet is Not Available in appearance.