Phosphosiderite and Super Seven Crystals Optical Properties

Phosphosiderite

Super Seven Crystals

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1 Optical Properties

1.1 Luster

Vitreous

Vitreous, Pearly, Silky

1.2 Pleochroism

Pale rose-red carmine-red colorlessAnthony et al

Not Available

1.3 Dispersion

NANA

0.007 1

1.4 Transparency

Transparent

Transparent, Translucent, Opaque

1.5 Refractive Index

1.692-1.7391.519-1.521

1 3.25

1.6 Optic Character

Not Available

1.7 Crystal System

Not Available

monoclinic

1.8 Birefringence

0.2400.0090-0.0100

0 0.296

1.9 Clarity

Transparent

Not Available

Phosphosiderite and Super Seven Crystals Optic Character

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

Similar to their colors, Phosphosiderite and Super Seven Crystals 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.