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Simpsonite
Simpsonite

Charoite
Charoite



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Simpsonite
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Charoite

Simpsonite and Charoite Optical Properties

1 Optical Properties
1.1 Luster
Adamantine
Pearly, Fibrous, Chatoyant
1.2 Pleochroism
NilArthur Thomas
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gemmological Tables (2004) More from other references
Translucent
1.5 Refractive Index
1.994-2.0401.545-1.560
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Triclinic
1.8 Birefringence
0.0460.009
Achroite
0 0.296
1.9 Clarity
Gemmological Tables (2004) More from other references
Translucent

Simpsonite and Charoite Optic Character

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

Similar to their colors, Simpsonite and Charoite 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.