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Bloodstone
Bloodstone
☒

Painite
Painite
☒



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Bloodstone
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Painite

Bloodstone and Painite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
-
0.01
Opaque
1.54-1.55
-
Trigonal
-9999
Opaque
 
-
Strong dichroism: yellow-brown red to brown-violet (pinkish samples: nearly colorless pale orangy-pink)Herve Nicolas Lazzarelli
0.02
-
1.787-1.816
-
-
0.029
-

Bloodstone and Painite Optic Character

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

Bloodstone and Painite Transparency

Similar to their colors, Bloodstone and Painite 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, Bloodstone is while Bloodstone is in appearance.