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Malachite
Malachite

White Opal
White Opal



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Malachite
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White Opal

Malachite and White Opal Optical Properties

Optical Properties

Luster

Adamantine, Vitreous, Silky
-

Pleochroism

-
-

Dispersion

0.040.01
0.005 1
👆🏻

Transparency

Opaque
Translucent

Refractive Index

1.655-1.9091.37-1.52
1 3.25
👆🏻

Optic Character

-
-

Crystal System

monoclinic
-

Birefringence

0.254-9999
0 0.296
👆🏻

Clarity

-
Translucent

Malachite and White Opal Optic Character

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

Similar to their colors, Malachite and White Opal 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.