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Watermelon Tourmaline
Watermelon Tourmaline

Anhydrite
Anhydrite



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Watermelon Tourmaline
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Anhydrite

Watermelon Tourmaline and Anhydrite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
-
0.02
TransparentGemdat.org
1.614-1.666
-
-
0.014-0.040
TransparentGemdat.org
 
Pearly, Greasy
For violet varieties
0.01
Transparent
1.570-1.614
-
Orthorhombic
0.042-0.044
Transparent

Watermelon Tourmaline and Anhydrite Optic Character

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

Similar to their colors, Watermelon Tourmaline and Anhydrite 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 while Watermelon Tourmaline is in appearance.