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Xenotime
Xenotime

Friedelite
Friedelite



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Xenotime
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Friedelite

Xenotime and Friedelite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Not Available
1.2 Pleochroism
Not Available
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004)
Translucent
1.5 Refractive Index
1.720-1.8271.627-1.663
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Monoclinic Prismatic H-M Symbol (2/m) Space Group: C 2/m
1.8 Birefringence
0.0950.032-0.035
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004)
Translucent

Xenotime and Friedelite Optic Character

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

Xenotime and Friedelite Transparency

Similar to their colors, Xenotime 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, Xenotime is Gemmological Tables (2004) while Xenotime is Gemmological Tables (2004) in appearance.