Tavorite and Omphacite Optical Properties

Tavorite

Omphacite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Yellow-green colorlessAnthony et al

Weak: colorless -- very pale green -- very pale green

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

TranslucentAnthony et al, Handbook of mineralogy (2001)

1.5 Refractive Index

11.662-1.723

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not AvailableNot Available

0 0.296

1.9 Clarity

Transparent

TranslucentAnthony et al

Tavorite and Omphacite Optic Character

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

Similar to their colors, Tavorite and Omphacite 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, Tavorite is Transparent while Tavorite is Transparent in appearance.