Rose Quartz and Mellite Optical Properties

Rose Quartz

Mellite

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Weak: pink pale pinkHerve Nicolas Lazzarelli

Weak: yellowish brown yellowAnthony et al

1.3 Dispersion

NoneNA

0.007 1

2.5 Transparency

Transparent, Translucent, Transparent to translucent

Gemmological Tables (2004) More from other references

2.6 Refractive Index

1.544-1.5531.509-1.541

1 3.25

2.7 Optic Character

Not Available

2.8 Crystal System

Hexagonal

Not Available

2.9 Birefringence

0.0090.030

0 0.296

2.10 Clarity

TranslucentHerve Nicolas Lazzarelli

TransparentUlrich Henn and Claudio C. Milisenda

Rose Quartz and Mellite Optic Character

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

Similar to their colors, Rose Quartz and Mellite 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.