Sodalite and Phosphosiderite Optical Properties

Sodalite

Phosphosiderite

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1 Optical Properties

1.1 Luster

Greasy

Vitreous

1.2 Pleochroism

AbsentWalter Schumann

Pale rose-red carmine-red colorlessAnthony et al

1.3 Dispersion

Albite Optical ..

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0.02

Rank: 21 (Overall)▶

Not Available

Rank: N/A (Overall)▶

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Fluorite Optical Properties

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0.044 (Anglesite Opt..)

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1.4 Transparency

Transparent, Translucent, Opaque

Transparent

1.5 Refractive Index

1.478-1.488

1.692-1.739

1.6 Optic Character

Not Available

1.7 Crystal System

cubic

Not Available

1.8 Birefringence

Not Available

0.240

1.9 Clarity

Transparent

Sodalite and Phosphosiderite Optic Character

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

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Sodalite and Phosphosiderite Transparency

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

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