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Hiddenite
Hiddenite

Pumpellyite
Pumpellyite



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Hiddenite
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Pumpellyite

Hiddenite and Pumpellyite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Fibrous
1.2 Pleochroism
Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli
Not Available
1.3 Dispersion
0.02NA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Transparent
Gemmological Tables (2004)
1.5 Refractive Index
1.657-1.6811.674-1.764
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
monoclinic
1.8 Birefringence
0.014-0.0160.014-0.016
Achroite
0 0.296
1.9 Clarity
TransparentUlrich Henn and Claudio C. Milisenda
OpaqueUlrich Henn and Claudio C. Milisenda

Hiddenite and Pumpellyite Optic Character

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

Similar to their colors, Hiddenite and Pumpellyite 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.