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Tourmaline
Tourmaline

Hambergite
Hambergite



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Tourmaline
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Hambergite

Tourmaline and Hambergite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
typically moderate to strong
NilArthur Thomas
1.3 Dispersion
0.020.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent, Transparent to opaque
Transparent
1.5 Refractive Index
1.614-1.6661.543-1.631
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Orthorhombic
1.8 Birefringence
0.014-0.0400.071-0.074
Achroite
0 0.296
1.9 Clarity
Transparent
Transparent

Tourmaline and Hambergite Optic Character

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

Tourmaline and Hambergite Transparency

Similar to their colors, Tourmaline and Hambergite 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, Tourmaline is Translucent, Transparent and Transparent to opaque while Tourmaline is Translucent, Transparent and Transparent to opaque in appearance.