Home
Gemstones


Phosphosiderite and Cobaltite Optical Properties


Cobaltite and Phosphosiderite Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
Pale rose-red carmine-red colorlessAnthony et al   
Very weak   

Dispersion
Not Available   
Not Available   

Transparency
Transparent   
Gems   

Refractive Index
1.692-1.739   
Not Available   

Optic Character
Not Available   
Not Available   

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

Birefringence
0.240   
Not Available   

Clarity
Transparent   
Gems   

Benefits >>
<< Physical Properties

Phosphosiderite and Cobaltite Optic Character

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

Compare Blue Gemstones

Phosphosiderite and Cobaltite Transparency

Similar to their colors, Phosphosiderite 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, Phosphosiderite is Transparent while Phosphosiderite is Transparent in appearance.

Blue Gemstones

Blue Gemstones


Compare Blue Gemstones