Jade and Esperite Optical Properties

Jade

Esperite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

AbsentWalter Schumann

colorless.

1.3 Dispersion

NoneNA

0.007 1

1.4 Transparency

Translucent, Translucent to opaque

OpaqueAnthony et al, Opaque, Transparent

1.5 Refractive Index

1.600-1.6881.760-1.774

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

1.8 Birefringence

0.020-0.0270.012

0 0.296

1.9 Clarity

Translucent

OpaqueAnthony et al

Jade and Esperite Optic Character

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

Similar to their colors, Jade and Esperite 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, Jade is Translucent and Translucent to opaque while Jade is Translucent and Translucent to opaque in appearance.