Uvarovite Garnet and Rosasite Optical Properties

Uvarovite Garnet

Rosasite

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1 Optical Properties

1.1 Luster

Adamantine

Silky, Vitreous

1.2 Pleochroism

Not Available

Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Not Available

1.5 Refractive Index

1.860-1.8701.672-1.688

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

monoclinic

1.8 Birefringence

Not Available0.139-0.143

0 0.296

1.9 Clarity

Transparent to translucent

Not Available

Uvarovite Garnet and Rosasite Optic Character

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

Similar to their colors, Uvarovite Garnet and Rosasite 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, Uvarovite Garnet is Translucent, Transparent and Transparent to translucent while Uvarovite Garnet is Translucent, Transparent and Transparent to translucent in appearance.