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Chrysocolla and Hollandite Optical Properties


Hollandite and Chrysocolla Optical Properties


Optical Properties

Luster
Vitreous, Greasy   
Not Available   

Pleochroism
AbsentWalter Schumann   
Weak.   

Dispersion
None   
Not Available   

Transparency
Opaque   
Not Available   

Refractive Index
1.460-1.570   
Not Available   

Optic Character
Not Available   
Not Available   

Crystal System
monoclinic   
monoclinic   

Birefringence
0.023-0.050   
Not Available   

Clarity
Gemmological Tables (2004) More from other references   
Not Available   

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Chrysocolla and Hollandite Optic Character

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

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Chrysocolla and Hollandite Transparency

Similar to their colors, Chrysocolla and Hollandite 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, Chrysocolla is Opaque while Chrysocolla is Opaque in appearance.

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