Home
×

Kyanite
Kyanite

Andalusite
Andalusite



ADD
Compare
X
Kyanite
X
Andalusite

Kyanite and Andalusite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous, Pearly
Vitreous, Greasy
1.2 Pleochroism
Trichroic
strongly trichroic
1.3 Dispersion
Albite Optical ..
Not Available
Rank: N/A (Overall)
0.02
Rank: 23 (Overall)
Fluorite Optical Properties
1.4 Transparency
Not Available
Transparent, Translucent
1.5 Refractive Index
1.71-1.74
1.627-1.650
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Triclinic
Orthorhombic
1.8 Birefringence
Not Available
0.009-0.010
1.9 Clarity
Color grading system
Transparent

Kyanite and Andalusite Optic Character

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

Kyanite and Andalusite Transparency

Similar to their colors, Kyanite and Andalusite 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, Kyanite is Not Available while Kyanite is Not Available in appearance.

Let Others Know
×