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Cobaltite
Cobaltite

Chlorastrolite
Chlorastrolite



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Cobaltite
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Chlorastrolite

Cobaltite and Chlorastrolite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Chatoyant
1.2 Pleochroism
Very weak
NilArthur Thomas
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Gems
1.5 Refractive Index
Not Available1.7
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 Available0.010
Achroite
0 0.296
1.9 Clarity
Gems
Gems

Cobaltite and Chlorastrolite Optic Character

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

Similar to their colors, Cobaltite and Chlorastrolite 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.