Andesine and Morganite Optical Properties

Andesine

Morganite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

colorless.

Distinct: pale pink bluish-pinkHerve Nicolas Lazzarelli

1.3 Dispersion

0.70NA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

1.5 Refractive Index

1.543-1.5641.573-1.600

1 3.25

1.6 Optic Character

Biaxial/+

Not Available

1.7 Crystal System

Triclinic

Hexagonal

1.8 Birefringence

0.007-0.0110.005-0.009

0 0.296

1.9 Clarity

Transparent

Transparent to translucent

Andesine and Morganite Optic Character

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

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Andesine and Morganite Transparency

Similar to their colors, Andesine and Morganite 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.