Serpentine and Friedelite Optical Properties

Serpentine

Friedelite

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1 Optical Properties

1.1 Luster

Vitreous, Greasy, Silky

Not Available

1.2 Pleochroism

AbsentWalter Schumann

NilArthur Thomas

1.3 Dispersion

NoneNA

0.007 1

1.4 Transparency

Translucent

1.5 Refractive Index

1.560-1.5711.627-1.663

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m

1.8 Birefringence

0.008-0.0140.032-0.035

0 0.296

1.9 Clarity

Translucent

Serpentine and Friedelite Optic Character

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

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Serpentine and Friedelite Transparency

Similar to their colors, Serpentine and Friedelite 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.