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Serpentine
Serpentine

Umbalite
Umbalite



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Serpentine
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Umbalite

Serpentine and Umbalite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy, Silky
Not Available
1.2 Pleochroism
AbsentWalter Schumann
Not Available
1.3 Dispersion
None0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
TransparentGemdat.org, Management Team (2012)
1.5 Refractive Index
1.560-1.5711.730-1.820
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Not Available
1.8 Birefringence
0.008-0.014Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
TransparentGemdat.org

Serpentine and Umbalite Optic Character

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

Serpentine and Umbalite Transparency

Similar to their colors, Serpentine and Umbalite 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, Serpentine is Translucent while Serpentine is Translucent in appearance.