Hauyne and Zoisite Optical Properties

Hauyne

Zoisite

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1 Optical Properties

1.1 Luster

Vitreous, Greasy

Vitreous

1.2 Pleochroism

None

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

1.3 Dispersion

NA0.02

0.007 1

1.4 Transparency

Not Available

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

1.5 Refractive Index

1.501.685-1.707

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Isometric

Orthorhombic

1.8 Birefringence

Not Available0.006-0.018

0 0.296

1.9 Clarity

Not Available

Transparent

Hauyne and Zoisite Optic Character

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

Similar to their colors, Hauyne and Zoisite 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, Hauyne is Not Available while Hauyne is Not Available in appearance.