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Serpentine
Serpentine

Covellite
Covellite



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Serpentine
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Covellite

Serpentine and Covellite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy, Silky
Resinous
1.2 Pleochroism
AbsentWalter Schumann
Marked
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
OpaqueAnthony et al, Handbook of mineralogy (2001) More from other references
1.5 Refractive Index
1.560-1.5711.45-2.62
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Hexagonal
1.8 Birefringence
0.008-0.014Not Available
Achroite
0 0.296
1.9 Clarity
Translucent
OpaqueAnthony et al

Serpentine and Covellite Optic Character

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

Similar to their colors, Serpentine and Covellite 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.