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Tremolite
Tremolite

Pyrophyllite
Pyrophyllite



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Tremolite
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Pyrophyllite

Tremolite and Pyrophyllite Optical Properties

Optical Properties

Luster

Vitreous, Silky
Pearly

Pleochroism

-
-

Dispersion

0.020.05
0.005 1
👆🏻

Transparency

Transparent
Translucent

Refractive Index

1.599-1.6371.534-1.601
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
-

Birefringence

0.023-0.0280.050
0 0.296
👆🏻

Clarity

Transparent
Translucent

Tremolite and Pyrophyllite Optic Character

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

Tremolite and Pyrophyllite Transparency

Similar to their colors, Tremolite and Pyrophyllite 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, Tremolite is Transparent while Tremolite is Transparent in appearance.