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Franklinite
Franklinite

Xenotime
Xenotime



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Franklinite
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Xenotime

Franklinite and Xenotime Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent
Gemmological Tables (2004)
1.5 Refractive Index
Not Available1.720-1.827
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Isometric Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m
Not Available
1.8 Birefringence
Not Available0.095
Achroite
0 0.296
1.9 Clarity
Translucent
Gemmological Tables (2004)

Franklinite and Xenotime Optic Character

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

Franklinite and Xenotime Transparency

Similar to their colors, Franklinite and Xenotime 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, Franklinite is Translucent while Franklinite is Translucent in appearance.