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Chlorastrolite
Chlorastrolite

Cobaltite
Cobaltite



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Chlorastrolite
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Cobaltite

Chlorastrolite and Cobaltite Optical Properties

1 Optical Properties
1.1 Luster
Chatoyant
Not Available
1.2 Pleochroism
NilArthur Thomas
Very weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Gems
1.5 Refractive Index
1.7Not Available
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21
1.8 Birefringence
0.010Not Available
Achroite
0 0.296
1.9 Clarity
Gems
Gems

Chlorastrolite and Cobaltite Optic Character

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

Chlorastrolite and Cobaltite Transparency

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