×

Quartz
Quartz

Erythrite
Erythrite



ADD
Compare
X
Quartz
X
Erythrite

Quartz and Erythrite Optical Properties

Add ⊕

Optical Properties

Luster

Vitreous
Subadamantine, Pearly

Pleochroism

None
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

Transparent, Translucent, Transparent to translucent
-

Refractive Index

1.544-1.5531.626-1.629
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal
monoclinic

Birefringence

0.009-9999
0 0.296
👆🏻

Clarity

Opaque
-

Quartz and Erythrite Optic Character

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

Quartz and Erythrite Transparency

Similar to their colors, Quartz 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, Quartz is Transparent, Translucent and Transparent to translucent while Quartz is Transparent, Translucent and Transparent to translucent in appearance.