Labradorite and Titanite Optical Properties

Labradorite

Titanite

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1 Optical Properties

1.1 Luster

Vitreous, Pearly

Subadamantine, Resinous

1.2 Pleochroism

From the Congo

Strong: X = nearly colorless; Y = yellow to green; Z = red to yellow-orange

1.3 Dispersion

0.01NA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Not Available

1.5 Refractive Index

1.554-1.5731.885-1.990

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Triclinic

monoclinic

1.8 Birefringence

0.008-0.0100.105-0.135

0 0.296

1.9 Clarity

Transparent

Not Available

Labradorite and Titanite Optic Character

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

Similar to their colors, Labradorite and Titanite 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, Labradorite is Translucent, Transparent and Transparent to translucent while Labradorite is Translucent, Transparent and Transparent to translucent in appearance.