Apatite and Aqua Aura Optical Properties

Apatite

Aqua Aura

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1 Optical Properties

1.1 Luster

Vitreous

Not Available

1.2 Pleochroism

Blue stones – strong

Not Available

1.3 Dispersion

0.01NA

0.007 1

1.4 Transparency

Gemmological Tables (2004) More from other references

Not Available

1.5 Refractive Index

1.628-1.651Not Available

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Hexagonal

Trigonal

1.8 Birefringence

0.002-0.008Not Available

0 0.296

1.9 Clarity

TransparentUlrich Henn and Claudio C. Milisenda

Not Available

Apatite and Aqua Aura Optic Character

Apatite and Aqua Aura optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Apatite and Aqua Aura 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 Apatite and Aqua Aura 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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Apatite and Aqua Aura Transparency

Similar to their colors, Apatite and Aqua Aura 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, Apatite is Gemmological Tables (2004) More from other references while Apatite is Gemmological Tables (2004) More from other references in appearance.