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Apophyllite KF
Apophyllite KF

Phosphosiderite
Phosphosiderite



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Apophyllite KF
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Phosphosiderite

Apophyllite KF and Phosphosiderite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Vitreous

Pleochroism

-
Pale rose-red carmine-red colorlessAnthony et al

Dispersion

0.010.04
0.005 1
👆🏻

Transparency

-
Transparent

Refractive Index

1.530-1.5361.692-1.739
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
-

Birefringence

-99990.240
0 0.296
👆🏻

Clarity

-
Transparent

Apophyllite KF and Phosphosiderite Optic Character

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

Apophyllite KF and Phosphosiderite Transparency

Similar to their colors, Apophyllite KF 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, Apophyllite KF is while Apophyllite KF is in appearance.