Xenotime and Rhodochrosite Optical Properties

Xenotime

Rhodochrosite

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1 Optical Properties

1.1 Luster

Not Available

Vitreous

1.2 Pleochroism

Not Available

Weak

1.3 Dispersion

NA0.02

0.007 1

1.4 Transparency

Gemmological Tables (2004)

Transparent, Opaque, Transparent to nearly opaque

1.5 Refractive Index

1.720-1.8271.60

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Trigonal

1.8 Birefringence

0.0950.208-0.220

0 0.296

1.9 Clarity

Gemmological Tables (2004)

Transparent to nearly opaque

Xenotime and Rhodochrosite Optic Character

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

Similar to their colors, Xenotime and Rhodochrosite 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.