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Watermelon Tourmaline
Watermelon Tourmaline

Beryllonite
Beryllonite



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Watermelon Tourmaline
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Beryllonite

Watermelon Tourmaline and Beryllonite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Adamantine, Pearly
1.2 Pleochroism
Not Available
AbsentWalter Schumann
1.3 Dispersion
0.020.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
TransparentGemdat.org, Management Team (2012)
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.614-1.6661.552-1.562
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
monoclinic
1.8 Birefringence
0.014-0.0400.009
Achroite
0 0.296
1.9 Clarity
TransparentGemdat.org
TransparentUlrich Henn and Claudio C. Milisenda

Watermelon Tourmaline and Beryllonite Optic Character

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

Similar to their colors, Watermelon Tourmaline and Beryllonite 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.