Cancrinite and Heliodor Golden Beryl Optical Properties

Cancrinite

Heliodor Golden Beryl

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1 Optical Properties

1.1 Luster

Vitreous, Greasy, Pearly

Not Available

1.2 Pleochroism

Not Available

Weak: golden-yellow

1.3 Dispersion

NA0.01

0.007 1

1.4 Transparency

Transparent

Transparent, Translucent

1.5 Refractive Index

1.491-1.5241.566-1.579

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Not Available

1.8 Birefringence

0.012-0.0250.005-0.009

0 0.296

1.9 Clarity

Transparent

Cancrinite and Heliodor Golden Beryl Optic Character

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

Similar to their colors, Cancrinite 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, Cancrinite is Transparent while Cancrinite is Transparent in appearance.