Morganite and Andesine Optical Properties

Morganite

Andesine

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Distinct: pale pink bluish-pinkHerve Nicolas Lazzarelli

colorless.

1.3 Dispersion

NA0.70

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

1.5 Refractive Index

1.573-1.6001.543-1.564

1 3.25

1.6 Optic Character

Not Available

Biaxial/+

1.7 Crystal System

Hexagonal

Triclinic

1.8 Birefringence

0.005-0.0090.007-0.011

0 0.296

1.9 Clarity

Transparent to translucent

Transparent

Morganite and Andesine Optic Character

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

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