Tugtupite and Heliodor Golden Beryl Optical Properties

Tugtupite

Heliodor Golden Beryl

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

ModerateArthur Thomas

Weak: golden-yellow

1.3 Dispersion

NA0.01

0.007 1

1.4 Transparency

OpaqueHerve Nicolas Lazzarelli

Transparent, Translucent

1.5 Refractive Index

1.494-1.5041.566-1.579

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

tetragonal

Not Available

1.8 Birefringence

0.0080.005-0.009

0 0.296

1.9 Clarity

OpaqueHerve Nicolas Lazzarelli

Transparent

Tugtupite and Heliodor Golden Beryl Optic Character

Tugtupite and Heliodor Golden Beryl optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Tugtupite and Heliodor Golden Beryl 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 Tugtupite and Heliodor Golden Beryl 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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Tugtupite and Heliodor Golden Beryl Transparency

Similar to their colors, Tugtupite and Heliodor Golden Beryl 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, Tugtupite is OpaqueHerve Nicolas Lazzarelli while Tugtupite is OpaqueHerve Nicolas Lazzarelli in appearance.