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Chrysocolla
Chrysocolla

Rosasite
Rosasite



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X
Chrysocolla
X
Rosasite

Chrysocolla and Rosasite Optical Properties

Optical Properties

Luster

Vitreous, Greasy
Silky, Vitreous

Pleochroism

-
Strong: X = pale emerald green or colourless; Y = dark emerald green or pale blue; Z = dark emerald green or pale blue

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

Opaque
-

Refractive Index

1.460-1.5701.672-1.688
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
monoclinic

Birefringence

0.023-0.0500.139-0.143
0 0.296
👆🏻

Clarity

-
-

Chrysocolla and Rosasite Optic Character

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

Chrysocolla and Rosasite Transparency

Similar to their colors, Chrysocolla and Rosasite 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, Chrysocolla is Opaque while Chrysocolla is Opaque in appearance.