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Serpentine
Serpentine

Astrophyllite
Astrophyllite



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Serpentine
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Astrophyllite

Serpentine and Astrophyllite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy, Silky
Greasy, Pearly
1.2 Pleochroism
AbsentWalter Schumann
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Translucent
1.5 Refractive Index
1.560-1.5711.678-1.758
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Triclinic
1.8 Birefringence
0.008-0.0140.050
Achroite
0 0.296
1.9 Clarity
Translucent
Translucent

Serpentine and Astrophyllite Optic Character

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

Similar to their colors, Serpentine and Astrophyllite 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.