×

Phosphosiderite
Phosphosiderite

Labradorite
Labradorite



ADD
Compare
X
Phosphosiderite
X
Labradorite

Phosphosiderite and Labradorite Optical Properties

Optical Properties

Luster

Vitreous
Vitreous, Pearly

Pleochroism

Pale rose-red carmine-red colorlessAnthony et al
-

Dispersion

0.040.01
0.005 1
👆🏻

Transparency

Transparent
Transparent, Translucent, Transparent to translucent

Refractive Index

1.692-1.7391.554-1.573
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
Triclinic

Birefringence

0.2400.008-0.010
0 0.296
👆🏻

Clarity

Transparent
Transparent

Phosphosiderite and Labradorite Optic Character

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

Phosphosiderite and Labradorite Transparency

Similar to their colors, Phosphosiderite and Labradorite 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.