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Phosphosiderite
Phosphosiderite

Cat s Eye
Cat s Eye



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Phosphosiderite
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Cat s Eye

Phosphosiderite and Cat s Eye Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Pale rose-red carmine-red colorlessAnthony et al
0.04
Transparent
1.692-1.739
-
-
0.240
Transparent
 
Vitreous
-
0.02
Translucent
1.744-1.755
-
Orthorhombic
-9999
Translucent

Phosphosiderite and Cat s Eye Optic Character

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

Phosphosiderite and Cat s Eye Transparency

Similar to their colors, Phosphosiderite and Cat s Eye 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 while Phosphosiderite is in appearance.