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Garnet
Garnet

Watermelon Tourmaline
Watermelon Tourmaline



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Watermelon Tourmaline

Garnet and Watermelon Tourmaline Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Adamantine, Vitreous, Adamantine
Vitreous
1.2 Pleochroism
None
Not Available
1.3 Dispersion
Albite Optical ..
0.02
Rank: 16 (Overall)
0.02
Rank: 22 (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent, Transparent to translucent
TransparentGemdat.org, Management Team (2012)
1.5 Refractive Index
1.730-1.895
1.614-1.666
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Not Available
1.8 Birefringence
Not Available
0.014-0.040
1.9 Clarity
Transparent
TransparentGemdat.org

Garnet and Watermelon Tourmaline Optic Character

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

Similar to their colors, Garnet and Watermelon Tourmaline 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.