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Serpentine
Serpentine

Thulite
Thulite



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Serpentine
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Thulite

Serpentine and Thulite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy, Silky
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
Present
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Opaque, Translucent, Opaque . May be translucent in thin backlit sections.
1.5 Refractive Index
1.560-1.5711.695
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.008-0.0140.006-0.018
Achroite
0 0.296
1.9 Clarity
Translucent
OpaqueHerve Nicolas Lazzarelli

Serpentine and Thulite Optic Character

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

Similar to their colors, Serpentine and Thulite 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.