Chrome-Chalcedony and Scheelite Optical Properties

Chrome-Chalcedony

Scheelite

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1 Optical Properties

1.1 Luster

Waxy

Vitreous, Adamantine

1.2 Pleochroism

Not Available

Definite dichoric in yellow (yellow to orange-brown)

1.3 Dispersion

NA0.04

0.007 1

1.4 Transparency

Translucent

Translucent, Transparent

1.5 Refractive Index

1.530-1.5431.918-1.936

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

tetragonal

1.8 Birefringence

0.003-0.0090.016

0 0.296

1.9 Clarity

Translucent

Chrome-Chalcedony and Scheelite Optic Character

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

Similar to their colors, Chrome-Chalcedony and Scheelite 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.