Rutilated Quartz and Dioptase Optical Properties

Rutilated Quartz

Dioptase

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Optical Properties

Luster

Vitreous

Pleochroism

Weak; dark emerald green

Dispersion

0.010.04

0.005 1

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Transparency

Transparent, Translucent, Transparent to translucent

TranslucentHerve Nicolas Lazzarelli

Refractive Index

1.544-1.5531.644-1.720

1 3.25

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Optic Character

Crystal System

Hexagonal

Trigonal

Birefringence

0.0090.051-0.053

0 0.296

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Clarity

Transparent

TranslucentHerve Nicolas Lazzarelli

Rutilated Quartz and Dioptase Optic Character

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

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