×

Rutile
Rutile

Actinolite
Actinolite



ADD
Compare
X
Rutile
X
Actinolite

Rutile and Actinolite Optical Properties

Add ⊕

Optical Properties

Luster

Adamantine
Vitreous

Pleochroism

Weak to distinct brownish red-green-yellow
moderate

Dispersion

0.330.02
0.005 1
👆🏻

Transparency

Transparent, Translucent
TransparentUlrich Henn and Claudio C. Milisenda

Refractive Index

2.609-2.9031.613-1.628
1 3.25
👆🏻

Optic Character

-
-

Crystal System

tetragonal
monoclinic

Birefringence

0.2960.0250-0.0270
0 0.296
👆🏻

Clarity

Transparent
TransparentUlrich Henn and Claudio C. Milisenda

Rutile and Actinolite Optic Character

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

Rutile and Actinolite Transparency

Similar to their colors, Rutile and Actinolite 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, Rutile is Transparent and Translucent while Rutile is Transparent and Translucent in appearance.