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Cobaltite and Periclase Optical Properties


Periclase and Cobaltite Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Very weak   
Not Available   

Dispersion
Not Available   
Not Available   

Transparency
Gems   
TransparentWalter Schumann, Gemstones of the world (2001) More from other references   

Refractive Index
Not Available   
1.735-1.738   

Optic Character
Not Available   
Not Available   

Crystal System
Orthorhombic Pyramidal H-M Symbol (mm2) Space Group: P ca21   
Isometric   

Birefringence
Not Available   
Not Available   

Clarity
Gems   
TransparentWalter Schumann   

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Cobaltite and Periclase Optic Character

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

Similar to their colors, Cobaltite and Periclase 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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