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Simpsonite
Simpsonite

Emerald
Emerald



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Simpsonite
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Emerald

Simpsonite and Emerald Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Vitreous
1.2 Pleochroism
NilArthur Thomas
Strong dichroism: yellow green Lazzarelli
1.3 Dispersion
NA0.01
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Transparent, Translucent, Transparent to translucent
1.5 Refractive Index
1.994-2.0401.565-1.602
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Hexagonal
1.8 Birefringence
0.0460.0040-0.0070
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Color grading system

Simpsonite and Emerald Optic Character

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

Simpsonite and Emerald Transparency

Similar to their colors, Simpsonite and Emerald 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, Simpsonite is Gemmological Tables (2004) More from other references while Simpsonite is Gemmological Tables (2004) More from other references in appearance.