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Fire Opal
Fire Opal

Bloodstone
Bloodstone



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Fire Opal
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Bloodstone

Fire Opal and Bloodstone Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
-

Dispersion

0.010.01
0.005 1
👆🏻

Transparency

Transparent, Translucent
Opaque

Refractive Index

1.370-1.4701.54-1.55
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
Opaque

Fire Opal and Bloodstone Optic Character

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

Fire Opal and Bloodstone Transparency

Similar to their colors, Fire Opal and Bloodstone 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, Fire Opal is Transparent and Translucent while Fire Opal is Transparent and Translucent in appearance.