Narsarsukite and Star Ruby Optical Properties

Narsarsukite

Star Ruby

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1 Optical Properties

1.1 Luster

Vitreous, Pearly

Not Available

1.2 Pleochroism

Weak; O = colorless to yellow; E = colorless to honey-yellow

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent, Translucent

1.5 Refractive Index

1.610-1.6471.757-1.780

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Not Available

1.8 Birefringence

0.0210.007-0.010

0 0.296

1.9 Clarity

Transparent

Narsarsukite and Star Ruby Optic Character

Narsarsukite and Star Ruby optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Narsarsukite and Star Ruby 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 Narsarsukite and Star Ruby 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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Narsarsukite and Star Ruby Transparency

Similar to their colors, Narsarsukite and Star Ruby 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, Narsarsukite is Translucent and Transparent while Narsarsukite is Translucent and Transparent in appearance.