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Apophyllite
Apophyllite

Xenotime
Xenotime



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Apophyllite
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Xenotime

Apophyllite and Xenotime Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Not Available
1.2 Pleochroism
Dichroic (colorless)
Not Available
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent, Translucent
Gemmological Tables (2004)
1.5 Refractive Index
1.530-1.5431.720-1.827
Agate Opal
1 3.25
1.6 Optic Character
Uniaxial/-
Not Available
1.7 Crystal System
tetragonal
Not Available
1.8 Birefringence
0.000-0.0030.095
Achroite
0 0.296
1.9 Clarity
Transparent
Gemmological Tables (2004)

Apophyllite and Xenotime Optic Character

Apophyllite and Xenotime optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Apophyllite 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 Apophyllite 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. Apophyllite has Uniaxial/- character.

Apophyllite and Xenotime Transparency

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