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Prasiolite
Prasiolite

Chrysocolla
Chrysocolla



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Prasiolite
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Chrysocolla

Prasiolite and Chrysocolla Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Greasy

Pleochroism

Very weak: light green pale greenWalter Schumann
-

Dispersion

0.010.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
Opaque

Refractive Index

1.544-1.5531.460-1.570
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
monoclinic

Birefringence

0.0090.023-0.050
0 0.296
👆🏻

Clarity

Transparent
-

Prasiolite and Chrysocolla Optic Character

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

Prasiolite and Chrysocolla Transparency

Similar to their colors, Prasiolite and Chrysocolla 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, Prasiolite is Transparent and Translucent while Prasiolite is Transparent and Translucent in appearance.