Fancy Diamond and Manganotantalite Optical Properties

Fancy Diamond

Manganotantalite

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Not Available

Sometimes strongArthur Thomas

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

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

1.5 Refractive Index

2.422.19-2.34

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

cubic

Not Available

1.8 Birefringence

Not Available0.015

0 0.296

1.9 Clarity

Color grading system

TransparentWalter Schumann

Fancy Diamond and Manganotantalite Optic Character

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

Similar to their colors, Fancy Diamond and Manganotantalite 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, Fancy Diamond is Not Available while Fancy Diamond is Not Available in appearance.