Andesine and Crocoite Optical Properties

Andesine

Crocoite

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1 Optical Properties

1.1 Luster

Vitreous

Adamantine

1.2 Pleochroism

colorless.

Distinctly trichroic

1.3 Dispersion

Albite Optical ..

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0.70

Rank: 2 (Overall)▶

Not Available

Rank: N/A (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

Transparent

1.5 Refractive Index

1.543-1.564

2.31-2.66

1.6 Optic Character

Biaxial/+

Not Available

1.7 Crystal System

Triclinic

Monoclinic Prismatic H-M Symbol (2/m) Space Group: P 21/n

1.8 Birefringence

0.007-0.011

Not Available

1.9 Clarity

Transparent

Andesine and Crocoite Optic Character

Andesine and Crocoite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Andesine and Crocoite 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 Crocoite 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 Blue John

Andesine Vs Black Opal

Andesine Vs Bloodstone Heliotrope

Andesine and Crocoite Transparency

Similar to their colors, Andesine and Crocoite 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