Chrome-Chalcedony and Watermelon Tourmaline Optical Properties

Chrome-Chalcedony

Watermelon Tourmaline

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1 Optical Properties

1.1 Luster

Waxy

Vitreous

1.2 Pleochroism

Not Available

1.3 Dispersion

NA0.02

0.007 1

1.4 Transparency

Translucent

TransparentGemdat.org, Management Team (2012)

1.5 Refractive Index

1.530-1.5431.614-1.666

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

0.003-0.0090.014-0.040

0 0.296

1.9 Clarity

Translucent

TransparentGemdat.org

Chrome-Chalcedony and Watermelon Tourmaline Optic Character

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

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Chrome-Chalcedony and Watermelon Tourmaline Transparency

Similar to their colors, Chrome-Chalcedony 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, Chrome-Chalcedony is Translucent while Chrome-Chalcedony is Translucent in appearance.