Rose Quartz and Demantoid Optical Properties

Rose Quartz

Demantoid

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1 Optical Properties

1.1 Luster

Vitreous

Adamantine

1.2 Pleochroism

Weak: pink pale pinkHerve Nicolas Lazzarelli

None

1.3 Dispersion

NoneNA

0.007 1

1.4 Transparency

Transparent, Translucent, Transparent to translucent

Gemmological Tables (2004)

1.5 Refractive Index

1.544-1.5531.880-1.890

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

cubic

1.8 Birefringence

0.009Not Available

0 0.296

1.9 Clarity

TranslucentHerve Nicolas Lazzarelli

TransparentUlrich Henn and Claudio C. Milisenda

Rose Quartz and Demantoid Optic Character

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

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