Chrome-Chalcedony and Montebrasite Optical Properties

Chrome-Chalcedony

Montebrasite

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1 Optical Properties

1.1 Luster

Waxy

Not Available

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

1.530-1.5431.578-1.646

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

1.8 Birefringence

0.003-0.0090.020-0.030

0 0.296

1.9 Clarity

Translucent

TransparentWalter Schumann

Chrome-Chalcedony and Montebrasite Optic Character

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

Similar to their colors, Chrome-Chalcedony and Montebrasite 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.