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Hodgkinsonite
Hodgkinsonite

Tourmaline
Tourmaline



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Hodgkinsonite
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Tourmaline

Hodgkinsonite and Tourmaline Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
Lavender and pale purple for transparent pink stones.Michael O’Donoghue
typically moderate to strong
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Transparent, Translucent, Transparent to opaque
1.5 Refractive Index
1.720-1.7461.614-1.666
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Trigonal
1.8 Birefringence
0.0260.014-0.040
Achroite
0 0.296
1.9 Clarity
Gems
Transparent

Hodgkinsonite and Tourmaline Optic Character

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

Hodgkinsonite and Tourmaline Transparency

Similar to their colors, Hodgkinsonite and Tourmaline 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, Hodgkinsonite is Gems while Hodgkinsonite is Gems in appearance.