Garnet Color Change and Tanzanite Optical Properties

Garnet Color Change

Tanzanite

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1 Optical Properties

1.1 Luster

Not Available

Vitreous

1.2 Pleochroism

Not Available

Present

1.3 Dispersion

NA0.03

0.007 1

1.4 Transparency

Not Available

Transparent, Translucent, Transparent to translucent

1.5 Refractive Index

Not Available1.685-1.707

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Orthorhombic

1.8 Birefringence

Not Available0.006-0.018

0 0.296

1.9 Clarity

Color grading system

TransparentUlrich Henn and Claudio C. Milisenda

Garnet Color Change and Tanzanite Optic Character

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

Similar to their colors, Garnet Color Change and Tanzanite 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, Garnet Color Change is Not Available while Garnet Color Change is Not Available in appearance.