×

Uvite
Uvite

Astrophyllite
Astrophyllite



ADD
Compare
X
Uvite
X
Astrophyllite

Uvite and Astrophyllite Optical Properties

Optical Properties

Luster

Pleochroism

Dispersion

Transparency

Refractive Index

Optic Character

Crystal System

Birefringence

Clarity

 
Vitreous
Pale yellow colorlessAnthony et al
0.02
Transparent
1.614-1.666
-
-
0.014-0.032
Transparent
 
Greasy, Pearly
Strong: X= deep red-orange Y= orange-yellow Z= lemon-yellow
0.12
Translucent
1.678-1.758
-
Triclinic
0.050
Translucent

Uvite and Astrophyllite Optic Character

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

Uvite and Astrophyllite Transparency

Similar to their colors, Uvite and Astrophyllite 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, Uvite is while Uvite is in appearance.