Afghanite and Quartz Smoky Optical Properties

Afghanite

Quartz Smoky

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Gemstones (2009)

Not Available

1.5 Refractive Index

1.523Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

1.8 Birefringence

0.006Not Available

0 0.296

1.9 Clarity

Transparent

Not Available

Afghanite and Quartz Smoky Optic Character

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

Similar to their colors, Afghanite and Quartz Smoky 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, Afghanite is Gemstones (2009) and Transparent while Afghanite is Gemstones (2009) and Transparent in appearance.