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Grossular
Grossular

Adamite
Adamite



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Grossular
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Adamite

Grossular and Adamite Optical Properties

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Optical Properties

Luster

Greasy, Vitreous
Vitreous

Pleochroism

None
-

Dispersion

0.020.06
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.730-1.7601.708-1.722
1 3.25
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Optic Character

-
Biaxial/+

Crystal System

cubic
Orthorhombic

Birefringence

0.0200.031-0.050
0 0.296
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Clarity

TransparentUlrich Henn and Claudio C. Milisenda
Transparent

Grossular and Adamite Optic Character

Grossular and Adamite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Grossular and Adamite 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 Grossular and Adamite 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. Adamite has Biaxial/+ character.

Grossular and Adamite Transparency

Similar to their colors, Grossular and Adamite 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, Grossular is while Grossular is in appearance.