Tanzanite and Rose Quartz Optical Properties

Tanzanite

Rose Quartz

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Present

Weak: pink pale pinkHerve Nicolas Lazzarelli

1.3 Dispersion

0.03None

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

1.5 Refractive Index

1.685-1.7071.544-1.553

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Orthorhombic

Hexagonal

1.8 Birefringence

0.006-0.0180.009

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

TranslucentHerve Nicolas Lazzarelli

Tanzanite and Rose Quartz Optic Character

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

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