×

Ekanite
Ekanite

Anhydrite
Anhydrite



ADD
Compare
X
Ekanite
X
Anhydrite

Ekanite and Anhydrite Optical Properties

Add ⊕

Optical Properties

Luster

Vitreous
Pearly, Greasy

Pleochroism

-
For violet varieties

Dispersion

0.030.01
0.005 1
👆🏻

Transparency

Transparent
Transparent

Refractive Index

1.593-1.5961.570-1.614
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
Orthorhombic

Birefringence

0.0010.042-0.044
0 0.296
👆🏻

Clarity

Transparent
Transparent

Ekanite and Anhydrite Optic Character

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

Ekanite and Anhydrite Transparency

Similar to their colors, Ekanite and Anhydrite 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, Ekanite is Transparent while Ekanite is Transparent in appearance.