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Phosphophyllite
Phosphophyllite

Pleonast
Pleonast



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Phosphophyllite
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Pleonast

Phosphophyllite and Pleonast Optical Properties

Optical Properties

Luster

-
-

Pleochroism

-
-

Dispersion

0.030.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.595-1.621-9999
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
-

Birefringence

0.021-9999
0 0.296
👆🏻

Clarity

TransparentUlrich Henn and Claudio C. Milisenda
-

Phosphophyllite and Pleonast Optic Character

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

Phosphophyllite and Pleonast Transparency

Similar to their colors, Phosphophyllite and Pleonast 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, Phosphophyllite is while Phosphophyllite is in appearance.