Chrome-Chalcedony and Tantalite Optical Properties

Chrome-Chalcedony

Tantalite

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1 Optical Properties

1.1 Luster

Waxy

Resinous

1.2 Pleochroism

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Translucent

TransparentWalter Schumann, Gemstones of the world (2001) More from other references

1.5 Refractive Index

1.530-1.5432.190-2.457

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

Orthorhombic

1.8 Birefringence

0.003-0.0090.083

0 0.296

1.9 Clarity

Translucent

TransparentWalter Schumann

Chrome-Chalcedony and Tantalite Optic Character

Chrome-Chalcedony and Tantalite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Chrome-Chalcedony and Tantalite 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 Chrome-Chalcedony and Tantalite 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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Chrome-Chalcedony and Tantalite Transparency

Similar to their colors, Chrome-Chalcedony and Tantalite 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, Chrome-Chalcedony is Translucent while Chrome-Chalcedony is Translucent in appearance.