Fluorapatite and Heliodor Golden Beryl Optical Properties

Fluorapatite

Heliodor Golden Beryl

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1 Optical Properties

1.1 Luster

Vitreous, Resinous

Not Available

1.2 Pleochroism

Weak to strong if coloreD

Weak: golden-yellow

1.3 Dispersion

NA0.01

0.007 1

1.4 Transparency

Transparent

Transparent, Translucent

1.5 Refractive Index

1.631-1.6501.566-1.579

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Not Available

1.8 Birefringence

Not Available0.005-0.009

0 0.296

1.9 Clarity

Transparent

Fluorapatite and Heliodor Golden Beryl Optic Character

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

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