Home
Gemstones


Herderite and Malachite Optical Properties


Malachite and Herderite Optical Properties


Optical Properties

Luster
Vitreous   
Adamantine, Vitreous, Silky, Fibrous   

Pleochroism
Not Available   
Not Available   

Dispersion
Not Available   
None   

Transparency
Transparent   
Opaque   

Refractive Index
1.587-1.642   
1.655-1.909   

Optic Character
Biaxial/+   
Not Available   

Crystal System
monoclinic   
monoclinic   

Birefringence
0.028-0.032   
0.254   

Clarity
Transparent   
Gemmological Tables (2004) More from other references   

Benefits >>
<< Physical Properties

Herderite and Malachite Optic Character

Herderite and Malachite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Herderite and Malachite 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 Herderite and Malachite 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. Herderite has Biaxial/+ character.

Compare Colorless Gems

Herderite and Malachite Transparency

Similar to their colors, Herderite and Malachite 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, Herderite is Transparent while Herderite is Transparent in appearance.

Colorless Gems

Colorless Gems


Compare Colorless Gems