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Heliotrope
Heliotrope

Sapphire
Sapphire



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Heliotrope
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Sapphire

Heliotrope and Sapphire Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Adamantine, Vitreous, Adamantine
1.2 Pleochroism
Not Available
Strong
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent, Translucent, Transparent to opaque
1.5 Refractive Index
1.53-1.541.762-1.788
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Trigonal
1.8 Birefringence
0.0040.008-0.009
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Heliotrope and Sapphire Optic Character

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

Heliotrope and Sapphire Transparency

Similar to their colors, Heliotrope and Sapphire 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, Heliotrope is Not Available while Heliotrope is Not Available in appearance.