×

Malachite
Malachite

Hiddenite
Hiddenite



ADD
Compare
X
Malachite
X
Hiddenite

Malachite and Hiddenite Optical Properties

Optical Properties

Luster

Adamantine, Vitreous, Silky
Vitreous

Pleochroism

-
Distinct trichroism: yellow green green blue greenHerve Nicolas Lazzarelli

Dispersion

0.040.02
0.005 1
👆🏻

Transparency

Opaque
Transparent

Refractive Index

1.655-1.9091.657-1.681
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
monoclinic

Birefringence

0.2540.014-0.016
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Malachite and Hiddenite Optic Character

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

Malachite and Hiddenite Transparency

Similar to their colors, Malachite 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, Malachite is Opaque while Malachite is Opaque in appearance.