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Sylvite
Sylvite

Fire Agate
Fire Agate



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Sylvite
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Fire Agate

Sylvite and Fire Agate Optical Properties

Optical Properties

Luster

Vitreous
Waxy, Vitreous, Greasy, Silky

Pleochroism

Visible in colored crystals
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

1.49031.530-1.543
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Isometric
Trigonal

Birefringence

-99990.003-0.009
0 0.296
👆🏻

Clarity

-
Translucent

Sylvite and Fire Agate Optic Character

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

Sylvite and Fire Agate Transparency

Similar to their colors, Sylvite and Fire Agate 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, Sylvite is while Sylvite is in appearance.