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Chrysocolla
Chrysocolla

Chrysoberyl
Chrysoberyl



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Chrysocolla
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Chrysoberyl

Chrysocolla and Chrysoberyl Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Greasy
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
X = red; Y = yellow-orange; Z = emerald-green
1.3 Dispersion
Albite Optical ..
None
Rank: N/A (Overall)
0.02
Rank: 24 (Overall)
Fluorite Optical Properties
1.4 Transparency
Opaque
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.460-1.570
1.746-1.763
1.6 Optic Character
Not Available
Biaxial/+
1.7 Crystal System
monoclinic
Orthorhombic
1.8 Birefringence
0.023-0.050
0.007-0.013
1.9 Clarity
Gemmological Tables (2004) More from other references
Transparent

Chrysocolla and Chrysoberyl Optic Character

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

Chrysocolla and Chrysoberyl Transparency

Similar to their colors, Chrysocolla and Chrysoberyl 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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