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Chrysocolla
Chrysocolla

Lazulite
Lazulite



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Chrysocolla and Lazulite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Not Available
1.2 Pleochroism
AbsentWalter Schumann
Transparent crystals show a strong pleochroism: colorless light blue dark (violet) blueHerve Nicolas Lazzarelli
1.3 Dispersion
Albite Optical ..
None
Rank: N/A (Overall)
0.01
Rank: 26 (Overall)
Fluorite Optical Properties
1.4 Transparency
Opaque
Transparent, Translucent
1.5 Refractive Index
1.460-1.570
1.604-1.646
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
monoclinic
1.8 Birefringence
0.023-0.050
0.031-0.036
1.9 Clarity
Gemmological Tables (2004) More from other references
Transparent

Chrysocolla and Lazulite Optic Character

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

Chrysocolla and Lazulite Transparency

Similar to their colors, Chrysocolla and Lazulite 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.