×

Eilat stone
Eilat stone

Poldervaartite
Poldervaartite



ADD
Compare
X
Eilat stone
X
Poldervaartite

Eilat stone and Poldervaartite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
-
-
0.01
-
-9999
-
-
-9999
-
 
Vitreous
Weak: colorless light gray bluish grayAnthony et al
0.03
Transparent
1.634-1.656
-
-
-9999
Transparent

Eilat stone and Poldervaartite Optic Character

Eilat stone and Poldervaartite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Eilat stone Vs Poldervaartite 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 Eilat stone and Poldervaartite 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.

Eilat stone and Poldervaartite Transparency

Similar to their colors, Eilat stone and Poldervaartite 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, Eilat stone is while Eilat stone is in appearance.