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Kashmir sapphire
Kashmir sapphire

Phosphosiderite
Phosphosiderite



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Kashmir sapphire
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Phosphosiderite

Kashmir sapphire and Phosphosiderite Optical Properties

1 Optical Properties
1.1 Luster
Not Available
Vitreous
1.2 Pleochroism
Not Available
Pale rose-red carmine-red colorlessAnthony et al
1.3 Dispersion
NANA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Not Available
Transparent
1.5 Refractive Index
Not Available1.692-1.739
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Not Available
Not Available
1.8 Birefringence
Not Available0.240
Achroite
0 0.296
1.9 Clarity
Not Available
Transparent

Kashmir sapphire and Phosphosiderite Optic Character

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

Kashmir sapphire and Phosphosiderite Transparency

Similar to their colors, Kashmir sapphire 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, Kashmir sapphire is Not Available while Kashmir sapphire is Not Available in appearance.