Montebrasite and Zircon Optical Properties

Montebrasite

Zircon

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1 Optical Properties

1.1 Luster

Not Available

Adamantine

1.2 Pleochroism

Not Available

Weak

1.3 Dispersion

NA0.04

0.007 1

1.4 Transparency

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

Transparent

1.5 Refractive Index

1.578-1.6461.810-2.024

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

tetragonal

1.8 Birefringence

0.020-0.0300.047-0.055

0 0.296

1.9 Clarity

TransparentWalter Schumann

Transparent

Montebrasite and Zircon Optic Character

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

Similar to their colors, Montebrasite and Zircon 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, Montebrasite is Gemstones of the world (2001) More from other references and TransparentWalter Schumann while Montebrasite is Gemstones of the world (2001) More from other references and TransparentWalter Schumann in appearance.