Ettringite and Heliodor Golden Beryl Optical Properties

Ettringite

Heliodor Golden Beryl

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Not Available

Weak: golden-yellow

1.3 Dispersion

NA0.01

0.007 1

1.4 Transparency

Transparent, Translucent

1.5 Refractive Index

1.470-1.4911.566-1.579

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Not Available

1.8 Birefringence

0.0210.005-0.009

0 0.296

1.9 Clarity

Transparent

Ettringite and Heliodor Golden Beryl Optic Character

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

Similar to their colors, Ettringite 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, Ettringite is Translucent and Transparent while Ettringite is Translucent and Transparent in appearance.