Xenotime and Rock Crystal Optical Properties

Xenotime

Rock Crystal

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

AbsentWalter Schumann

1.3 Dispersion

NA0.01

0.007 1

1.4 Transparency

Gemmological Tables (2004)

TransparentWalter Schumann, Gemstones of the world (2001) More from other references

1.5 Refractive Index

1.720-1.8271.544-1.553

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

0.0950.009

0 0.296

1.9 Clarity

Gemmological Tables (2004)

TransparentWalter Schumann

Xenotime and Rock Crystal Optic Character

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

Similar to their colors, Xenotime and Rock Crystal 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.