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Cobaltite
Cobaltite

Simpsonite
Simpsonite



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Cobaltite
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Simpsonite

Cobaltite and Simpsonite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Adamantine
1.2 Pleochroism
Very weak
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Gemmological Tables (2004) More from other references
1.5 Refractive Index
Not Available1.994-2.040
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21
Not Available
1.8 Birefringence
Not Available0.046
Achroite
0 0.296
1.9 Clarity
Gems
Gemmological Tables (2004) More from other references

Cobaltite and Simpsonite Optic Character

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

Cobaltite and Simpsonite Transparency

Similar to their colors, Cobaltite 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, Cobaltite is Gems while Cobaltite is Gems in appearance.