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Rutile
Rutile

Phosphosiderite
Phosphosiderite



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Rutile
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Phosphosiderite

Rutile and Phosphosiderite Optical Properties

Optical Properties

Luster

Adamantine
Vitreous

Pleochroism

Weak to distinct brownish red-green-yellow
Pale rose-red carmine-red colorlessAnthony et al

Dispersion

0.330.04
0.005 1
👆🏻

Transparency

Transparent, Translucent
Transparent

Refractive Index

2.609-2.9031.692-1.739
1 3.25
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Optic Character

-
-

Crystal System

tetragonal
-

Birefringence

0.2960.240
0 0.296
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Clarity

Transparent
Transparent

Rutile and Phosphosiderite Optic Character

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

Rutile and Phosphosiderite Transparency

Similar to their colors, Rutile 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, Rutile is Transparent and Translucent while Rutile is Transparent and Translucent in appearance.