Aqua Aura and Mellite Optical Properties

Aqua Aura

Mellite

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1 Optical Properties

1.1 Luster

Not Available

Vitreous

1.2 Pleochroism

Not Available

Weak: yellowish brown yellowAnthony et al

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Not Available

Gemmological Tables (2004) More from other references

1.5 Refractive Index

Not Available1.509-1.541

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Trigonal

Not Available

1.8 Birefringence

Not Available0.030

0 0.296

1.9 Clarity

Not Available

TransparentUlrich Henn and Claudio C. Milisenda

Aqua Aura and Mellite Optic Character

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

Similar to their colors, Aqua Aura and Mellite 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, Aqua Aura is Not Available while Aqua Aura is Not Available in appearance.