Rose Quartz and Zoisite Optical Properties

Rose Quartz

Zoisite

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Optical Properties

Luster

Vitreous

Pleochroism

Weak: pink pale pinkHerve Nicolas Lazzarelli

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

Dispersion

0.010.02

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

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

Refractive Index

1.544-1.5531.685-1.707

1 3.25

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Optic Character

Crystal System

Hexagonal

Orthorhombic

Birefringence

0.0090.006-0.018

0 0.296

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Clarity

TranslucentHerve Nicolas Lazzarelli

Transparent

Rose Quartz and Zoisite Optic Character

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

Similar to their colors, Rose Quartz 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, Rose Quartz is Transparent, Translucent and Transparent to translucent while Rose Quartz is Transparent, Translucent and Transparent to translucent in appearance.