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Aventurine
Aventurine

Chrysocolla
Chrysocolla



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Aventurine
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Chrysocolla

Aventurine and Chrysocolla Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous, Greasy
1.2 Pleochroism
AbsentWalter Schumann
AbsentWalter Schumann
1.3 Dispersion
NoneNone
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Opaque . May be translucent when backlit on the edges.
Opaque
1.5 Refractive Index
1.544-1.5531.460-1.570
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
monoclinic
1.8 Birefringence
0.007-0.0100.023-0.050
Achroite
0 0.296
1.9 Clarity
Translucent
Gemmological Tables (2004) More from other references

Aventurine and Chrysocolla Optic Character

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

Aventurine and Chrysocolla Transparency

Similar to their colors, Aventurine and Chrysocolla 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, Aventurine is Opaque . May be translucent when backlit on the edges. and Translucent while Aventurine is Opaque . May be translucent when backlit on the edges. and Translucent in appearance.