Precious coral and Star Ruby Optical Properties

Precious coral

Star Ruby

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

Transparent, Translucent

1.5 Refractive Index

Not Available1.757-1.780

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

Not Available0.007-0.010

0 0.296

1.9 Clarity

Not Available

Transparent

Precious coral and Star Ruby Optic Character

Precious coral and Star Ruby optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Precious coral 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 Precious coral 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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Precious coral Vs Helenite

Precious coral Vs Pallasite

Precious coral Vs Soapstone

Precious coral and Star Ruby Transparency

Similar to their colors, Precious coral 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, Precious coral is Not Available while Precious coral is Not Available in appearance.