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Bronzite
Bronzite

Carnelian
Carnelian



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Bronzite
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Carnelian

Bronzite and Carnelian Optical Properties

Optical Properties

Luster

-
Vitreous

Pleochroism

-
-

Dispersion

0.020.01
0.005 1
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Transparency

Transparent, Translucent
Translucent, Transparent to nearly opaque

Refractive Index

1.6681.535-1.539
1 3.25
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Optic Character

-
-

Crystal System

Orthorhombic
Trigonal

Birefringence

0.0140.003-0.009
0 0.296
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Clarity

Transparent
Translucent

Bronzite and Carnelian Optic Character

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

Bronzite and Carnelian Transparency

Similar to their colors, Bronzite and Carnelian 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, Bronzite is Transparent and Translucent while Bronzite is Transparent and Translucent in appearance.