Zoisite and Cubic Zirconia Optical Properties

Zoisite

Cubic Zirconia

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

X = pale pink to red-violet; Y = nearly colorless to bright pink or deep blue; Z = pale yellow to yellow-green

Not Available

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Transparent, Translucent, Opaque . May be translucent in thin backlit sections.

Transparent

1.5 Refractive Index

1.685-1.7072.150-2.182

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Isometric

1.8 Birefringence

0.006-0.018Not Available

0 0.296

1.9 Clarity

Transparent

Zoisite and Cubic Zirconia Optic Character

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

Similar to their colors, Zoisite and Cubic Zirconia 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, Zoisite is Opaque . May be translucent in thin backlit sections., Translucent and Transparent while Zoisite is Opaque . May be translucent in thin backlit sections., Translucent and Transparent in appearance.