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Phosphosiderite
Phosphosiderite

Garnet
Garnet



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Phosphosiderite
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Garnet

Phosphosiderite and Garnet Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Adamantine

Pleochroism

Pale rose-red carmine-red colorlessAnthony et al
None

Dispersion

0.040.02
0.005 1
👆🏻

Transparency

Transparent
Transparent, Transparent to translucent

Refractive Index

1.692-1.7391.730-1.895
1 3.25
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Optic Character

-
-

Crystal System

-
Trigonal

Birefringence

0.240-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Phosphosiderite and Garnet Optic Character

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

Similar to their colors, Phosphosiderite and Garnet 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.