Phenakite and Quartz Rose Optical Properties

Phenakite

Quartz Rose

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Distinct: colorless orangy-yellowHerve Nicolas Lazzarelli

Not Available

1.3 Dispersion

0.02NA

0.007 1

1.4 Transparency

Gemmological Tables (2004) More from other references

Not Available

1.5 Refractive Index

1.650-1.695Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

1.8 Birefringence

0.016Not Available

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Not Available

Phenakite and Quartz Rose Optic Character

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

Similar to their colors, Phenakite and Quartz Rose 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, Phenakite is Gemmological Tables (2004) More from other references while Phenakite is Gemmological Tables (2004) More from other references in appearance.