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Phosphosiderite
Phosphosiderite

Pearl
Pearl



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Phosphosiderite
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Phosphosiderite and Pearl Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Pearly
1.2 Pleochroism
Pale rose-red carmine-red colorlessAnthony et al
AbsentWalter Schumann
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
None
Rank: N/A (Overall)
Fluorite Optical Properties
1.4 Transparency
Transparent
Translucent, Opaque
1.5 Refractive Index
1.692-1.739
1.52-1.66
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Orthorhombic
1.8 Birefringence
0.240
0.156
1.9 Clarity
Transparent
Translucent

Phosphosiderite and Pearl Optic Character

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

Similar to their colors, Phosphosiderite and Pearl 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.