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Watermelon Tourmaline
Watermelon Tourmaline

Emerald
Emerald



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Watermelon Tourmaline
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Emerald

Watermelon Tourmaline and Emerald Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Not Available
Strong dichroism: yellow green Lazzarelli
1.3 Dispersion
0.020.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentGemdat.org, Management Team (2012)
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.614-1.6661.565-1.602
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Hexagonal
1.8 Birefringence
0.014-0.0400.0040-0.0070
Achroite
0 0.296
1.9 Clarity
TransparentGemdat.org
Color grading system

Watermelon Tourmaline and Emerald Optic Character

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

Watermelon Tourmaline and Emerald Transparency

Similar to their colors, Watermelon Tourmaline 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, Watermelon Tourmaline is Management Team (2012) and TransparentGemdat.org while Watermelon Tourmaline is Management Team (2012) and TransparentGemdat.org in appearance.