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Pietersite and Phosphosiderite Optical Properties


Phosphosiderite and Pietersite Optical Properties


Optical Properties

Luster
Not Available   
Vitreous   

Pleochroism
Not Available   
Pale rose-red carmine-red colorlessAnthony et al   

Dispersion
Not Available   
Not Available   

Transparency
Not Available   
Transparent   

Refractive Index
1.54-1.56   
1.692-1.739   

Optic Character
Not Available   
Not Available   

Crystal System
Trigonal   
Not Available   

Birefringence
Not Available   
0.240   

Clarity
Not Available   
Transparent   

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Pietersite and Phosphosiderite Optic Character

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

Similar to their colors, Pietersite and Phosphosiderite 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, Pietersite is Not Available while Pietersite is Not Available in appearance.

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