×

Dravite
Dravite

Hauyne
Hauyne



ADD
Compare
X
Dravite
X
Hauyne

Dravite and Hauyne Optical Properties

Add ⊕

Optical Properties

Luster

Vitreous
Vitreous, Greasy

Pleochroism

Very strong: pale yellow colorless
None

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
-

Refractive Index

1.614-1.6661.50
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Trigonal Ditrigonal Pyramidal H-M Symbol (3m) Space Group: R 3m
Isometric

Birefringence

0.014-0.032-9999
0 0.296
👆🏻

Clarity

Transparent
-

Dravite and Hauyne Optic Character

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

Dravite and Hauyne Transparency

Similar to their colors, Dravite and Hauyne 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, Dravite is Transparent while Dravite is Transparent in appearance.