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Friedelite
Friedelite

Verdelite
Verdelite



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Friedelite
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Verdelite

Friedelite and Verdelite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
NilArthur Thomas
Strong: dark green yellow
1.3 Dispersion
NA0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Transparent, Translucent
1.5 Refractive Index
1.627-1.6631.614-1.666
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
Not Available
1.8 Birefringence
0.032-0.0350.014-0.040
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Friedelite and Verdelite Optic Character

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

Friedelite and Verdelite Transparency

Similar to their colors, Friedelite and Verdelite 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, Friedelite is Translucent while Friedelite is Translucent in appearance.