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Whitlockite
Whitlockite

Hiddenite
Hiddenite



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Whitlockite
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Hiddenite

Whitlockite and Hiddenite Optical Properties

Optical Properties

Luster

Vitreous, Resinous
Vitreous

Pleochroism

-
Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli

Dispersion

0.040.02
0.005 1
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Transparency

Transparent
Transparent

Refractive Index

-99991.657-1.681
1 3.25
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Optic Character

-
-

Crystal System

-
monoclinic

Birefringence

-99990.014-0.016
0 0.296
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Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Whitlockite and Hiddenite Optic Character

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

Whitlockite and Hiddenite Transparency

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