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Cobaltite
Cobaltite

Mimetite
Mimetite



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Cobaltite
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Mimetite

Cobaltite and Mimetite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Resinous, Subadamantine
1.2 Pleochroism
Very weak
Weak
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Gems
Translucent
1.5 Refractive Index
Not Available2.106-2.263
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
Hexagonal
1.8 Birefringence
Not Available0.019
Achroite
0 0.296
1.9 Clarity
Gems
Translucent

Cobaltite and Mimetite Optic Character

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

Similar to their colors, Cobaltite and Mimetite 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.