×

Apache Tear
Apache Tear

Erythrite
Erythrite



ADD
Compare
X
Apache Tear
X
Erythrite

Apache Tear and Erythrite Optical Properties

Optical Properties

Luster

-
Subadamantine, Pearly

Pleochroism

-
Visible: X = pale pinkish to pale rose; Y = pale violet to pale violet-rose; Z = deep red

Dispersion

0.010.03
0.005 1
👆🏻

Transparency

-
-

Refractive Index

-99991.626-1.629
1 3.25
👆🏻

Optic Character

-
-

Crystal System

-
monoclinic

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

-
-

Apache Tear and Erythrite Optic Character

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

Apache Tear and Erythrite Transparency

Similar to their colors, Apache Tear and Erythrite 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, Apache Tear is while Apache Tear is in appearance.