×

Cavansite
Cavansite

Amblygonite
Amblygonite



ADD
Compare
X
Cavansite
X
Amblygonite

Cavansite and Amblygonite Optical Properties

Optical Properties

Luster

Vitreous, Pearly
Vitreous, Pearly

Pleochroism

Visible: X=Z= colorless Y= blue
weak to none

Dispersion

0.040.01
0.005 1
👆🏻

Transparency

-
-

Refractive Index

1.5421.578-1.646
1 3.25
👆🏻

Optic Character

-
Biaxial/+

Crystal System

Orthorhombic
Triclinic

Birefringence

0.0090.020-0.030
0 0.296
👆🏻

Clarity

-
TransparentUlrich Henn and Claudio C. Milisenda

Cavansite and Amblygonite Optic Character

Cavansite and Amblygonite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Cavansite and Amblygonite 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 Cavansite and Amblygonite 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. Amblygonite has Biaxial/+ character.

Cavansite and Amblygonite Transparency

Similar to their colors, Cavansite and Amblygonite 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, Cavansite is while Cavansite is in appearance.