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Hiddenite
Hiddenite

Nepouite
Nepouite



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Hiddenite
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Nepouite

Hiddenite and Nepouite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Waxy, Pearly
1.2 Pleochroism
Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli
Weak
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Not Available
1.5 Refractive Index
1.657-1.6811.600-1.630
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.014-0.016Not Available
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
Not Available

Hiddenite and Nepouite Optic Character

Hiddenite and Nepouite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Hiddenite and Nepouite 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 Hiddenite and Nepouite 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.

Hiddenite and Nepouite Transparency

Similar to their colors, Hiddenite and Nepouite 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, Hiddenite is Transparent while Hiddenite is Transparent in appearance.