Hollandite and Heliodor Golden Beryl Optical Properties

Hollandite

Heliodor Golden Beryl

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1 Optical Properties

1.1 Luster

Not Available

1.2 Pleochroism

Weak.

Weak: golden-yellow

1.3 Dispersion

NA0.01

0.007 1

1.4 Transparency

Not Available

Transparent, Translucent

1.5 Refractive Index

Not Available1.566-1.579

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

monoclinic

Not Available

1.8 Birefringence

Not Available0.005-0.009

0 0.296

1.9 Clarity

Not Available

Transparent

Hollandite and Heliodor Golden Beryl Optic Character

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

Similar to their colors, Hollandite 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, Hollandite is Not Available while Hollandite is Not Available in appearance.