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Chrysoprase
Chrysoprase

Simpsonite
Simpsonite



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Chrysoprase
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Simpsonite

Chrysoprase and Simpsonite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Vitreous, Waxy
Adamantine
1.2 Pleochroism
AbsentWalter Schumann
NilArthur Thomas
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Translucent, Opaque, Translucent to nearly opaque
Gemmological Tables (2004) More from other references
1.5 Refractive Index
1.530-1.5431.994-2.040
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Not Available
1.8 Birefringence
0.0040.046
Achroite
0 0.296
1.9 Clarity
Translucent
Gemmological Tables (2004) More from other references

Chrysoprase and Simpsonite Optic Character

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

Chrysoprase and Simpsonite Transparency

Similar to their colors, Chrysoprase and Simpsonite 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, Chrysoprase is Opaque, Translucent, Translucent and Translucent to nearly opaque while Chrysoprase is Opaque, Translucent, Translucent and Translucent to nearly opaque in appearance.