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Pezzottaite
Pezzottaite

Forsterite
Forsterite



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Pezzottaite
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Forsterite

Pezzottaite and Forsterite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

Moderate dichroic
colorless.

Dispersion

0.020.02
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

1.598-1.6201.635-1.671
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Hexagonal
Orthorhombic

Birefringence

0.008-0.0110.033-0.042
0 0.296
👆🏻

Clarity

Transparent
Transparent

Pezzottaite and Forsterite Optic Character

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

Pezzottaite and Forsterite Transparency

Similar to their colors, Pezzottaite and Forsterite 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, Pezzottaite is Transparent while Pezzottaite is Transparent in appearance.