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Feldspar
Feldspar

Xenotime
Xenotime



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Feldspar
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Xenotime

Feldspar and Xenotime Optical Properties

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1 Optical Properties
1.1 Luster
Vitreous
Not Available
1.2 Pleochroism
None
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Gemmological Tables (2004)
1.5 Refractive Index
1.518-1.5701.720-1.827
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic or monoclinic
Not Available
1.8 Birefringence
0.008-0.0100.095
Achroite
0 0.296
1.9 Clarity
Transparent
Gemmological Tables (2004)

Feldspar and Xenotime Optic Character

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

Feldspar and Xenotime Transparency

Similar to their colors, Feldspar 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, Feldspar is Translucent and Transparent while Feldspar is Translucent and Transparent in appearance.