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Hydrogrossular
Hydrogrossular

Pyromorphite
Pyromorphite



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Hydrogrossular
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Pyromorphite

Hydrogrossular and Pyromorphite Optical Properties

Optical Properties

Luster

-
Resinous, Subadamantine

Pleochroism

-
Weak

Dispersion

0.020.03
0.005 1
👆🏻

Transparency

Translucent
Transparent

Refractive Index

1.680-1.7122.042-2.059
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Hexagonal

Birefringence

-99990.010
0 0.296
👆🏻

Clarity

Translucent
Transparent

Hydrogrossular and Pyromorphite Optic Character

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

Hydrogrossular and Pyromorphite Transparency

Similar to their colors, Hydrogrossular and Pyromorphite 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, Hydrogrossular is Translucent while Hydrogrossular is Translucent in appearance.