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Chrysocolla
Chrysocolla

Tourmaline
Tourmaline



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Chrysocolla
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Tourmaline

Chrysocolla and Tourmaline Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
typically moderate to strong
1.3 Dispersion
None0.02
Fluorite Optical Properties
0.007 1
1.4 Transparency
Opaque
Transparent, Translucent, Transparent to opaque
1.5 Refractive Index
1.460-1.5701.614-1.666
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
monoclinic
Trigonal
1.8 Birefringence
0.023-0.0500.014-0.040
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Transparent

Chrysocolla and Tourmaline Optic Character

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

Similar to their colors, Chrysocolla and Tourmaline 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.