Mellite and Rose Quartz Optical Properties

Mellite

Rose Quartz

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1 Optical Properties

1.1 Luster

Vitreous

1.2 Pleochroism

Weak: yellowish brown yellowAnthony et al

Weak: pink pale pinkHerve Nicolas Lazzarelli

1.3 Dispersion

NANone

0.007 1

1.4 Transparency

Gemmological Tables (2004) More from other references

Transparent, Translucent, Transparent to translucent

1.5 Refractive Index

1.509-1.5411.544-1.553

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Hexagonal

1.8 Birefringence

0.0300.009

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

TranslucentHerve Nicolas Lazzarelli

Mellite and Rose Quartz Optic Character

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

Similar to their colors, Mellite 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, Mellite is Gemmological Tables (2004) More from other references while Mellite is Gemmological Tables (2004) More from other references in appearance.