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Hackmanite
Hackmanite

Kornerupine
Kornerupine



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Hackmanite
X
Kornerupine

Hackmanite and Kornerupine Optical Properties

Optical Properties

Luster

Vitreous
Vitreous

Pleochroism

-
X = colorless to green; Y = colorless

Dispersion

0.030.02
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.483-1.4871.660-1.685
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Orthorhombic

Birefringence

-99990.012-0.017
0 0.296
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Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Hackmanite and Kornerupine Optic Character

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

Hackmanite and Kornerupine Transparency

Similar to their colors, Hackmanite and Kornerupine 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, Hackmanite is while Hackmanite is in appearance.