×

Garnet
Garnet

Emerald
Emerald



ADD
Compare
X
Garnet
X
Emerald

Garnet and Emerald Optical Properties

Add ⊕
1 Optical Properties
1.1 Luster
Vitreous, Adamantine, Vitreous, Adamantine
Vitreous
1.2 Pleochroism
None
Strong dichroism: yellow green Lazzarelli
1.3 Dispersion
0.020.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Transparent to translucent
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.730-1.8951.565-1.602
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Hexagonal
1.8 Birefringence
Not Available0.0040-0.0070
Achroite
0 0.296
1.9 Clarity
Transparent
Color grading system

Garnet and Emerald Optic Character

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

Garnet and Emerald Transparency

Similar to their colors, Garnet and Emerald 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, Garnet is Transparent and Transparent to translucent while Garnet is Transparent and Transparent to translucent in appearance.