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Pleonast
Pleonast

Fire Agate
Fire Agate



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Pleonast
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Fire Agate

Pleonast and Fire Agate Optical Properties

Optical Properties

Luster

-
Waxy, Vitreous, Greasy, Silky

Pleochroism

-
-

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

-
Translucent

Refractive Index

-99991.530-1.543
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

-99990.003-0.009
0 0.296
👆🏻

Clarity

-
Translucent

Pleonast and Fire Agate Optic Character

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

Pleonast and Fire Agate Transparency

Similar to their colors, Pleonast 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, Pleonast is while Pleonast is in appearance.