×

Malachite
Malachite

Chrysoprase
Chrysoprase



ADD
Compare
X
Malachite
X
Chrysoprase

Malachite and Chrysoprase Optical Properties

Optical Properties

Luster

Adamantine, Vitreous, Silky
Vitreous, Waxy

Pleochroism

-
-

Dispersion

0.040.01
0.005 1
👆🏻

Transparency

Opaque
Translucent, Opaque, Translucent to nearly opaque

Refractive Index

1.655-1.9091.530-1.543
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
Trigonal

Birefringence

0.2540.004
0 0.296
👆🏻

Clarity

-
Translucent

Malachite and Chrysoprase Optic Character

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

Similar to their colors, Malachite and Chrysoprase 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.