Andesine and Labradorite Optical Properties

Andesine

Labradorite

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1 Optical Properties

1.1 Luster

Vitreous

Vitreous, Pearly

1.2 Pleochroism

colorless.

From the Congo

1.3 Dispersion

Albite Optical ..

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0.70

Rank: 2 (Overall)▶

0.01

Rank: 28 (Overall)▶

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Fluorite Optical Properties

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0.044 (Anglesite Opt..)

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1.4 Transparency

Transparent, Translucent, Transparent to translucent

1.5 Refractive Index

1.543-1.564

1.554-1.573

1.6 Optic Character

Biaxial/+

Not Available

1.7 Crystal System

Triclinic

1.8 Birefringence

0.007-0.011

0.008-0.010

1.9 Clarity

Transparent

Andesine and Labradorite Optic Character

Andesine and Labradorite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Andesine and Labradorite 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 Andesine and Labradorite 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. Andesine has Biaxial/+ character.

Compare Red Gemstones

Andesine Vs Black Opal

Andesine Vs Bloodstone Heliotrope

Andesine Vs Blue John

Andesine and Labradorite Transparency

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

Red Gemstones

Anorthite

Apophyllite

Aragonite

Baryte Barite

Black Opal

Bloodstone Heliotrope