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Cobaltite and Poldervaartite Optical Properties


Poldervaartite and Cobaltite Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Very weak   
Weak: colorless light gray bluish grayAnthony et al   

Dispersion
Not Available   
Not Available   

Transparency
Gems   
Transparent   

Refractive Index
Not Available   
1.634-1.656   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21   
Not Available   

Birefringence
Not Available   
Not Available   

Clarity
Gems   
Transparent   

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<< Physical Properties

Cobaltite and Poldervaartite Optic Character

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

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Cobaltite and Poldervaartite Transparency

Similar to their colors, Cobaltite and Poldervaartite 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.

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